1. Multiple-choice questions (2 points each, ***20 questions)
1. The oxygen sensor detects the concentration of oxygen molecules in the exhaust gas (√)
2. Chassis collision is unlikely to cause airbag deployment (×)
3. Additional oil pollution liability insurance is an additional insurance of commercial third-party liability insurance (×)
4 . As long as the front wheel of the car is off track, four-wheel alignment adjustment is required (×)
5. The car wiring harness cannot be repaired. Once damaged, the wiring harness assembly should be replaced (×)
< p>6. The radiator core is generally made of copper, aluminum and other metals, so it has a higher residual value (√)7. For engines with the same number of intake and exhaust valves, the intake valve head The area is generally larger than the exhaust valve (√)
8. In commercial third-party liability insurance, the amount of compensation the insured should bear is the personal injury or property damage of a third party that should be borne by the insured according to law. The amount of economic compensation liability exceeding the limit of each sub-item of compulsory traffic insurance shall be multiplied by the accident liability ratio (√)
9. The chemical name of EPDM is ethylene-propylene diene polymer, which is often used in bumper impacts. Bars, body panels and other accessories, this kind of plastic is thermoplastic (√)
10. No parts in the suspension system are allowed to be repaired by correction methods (×)
11 , Drum brakes have better heat dissipation than disc brakes and are widely used (×)
12. The thermostat is a path valve that controls the flow of coolant (√)
13. The pending claims reserve is the fund reserve set aside by the insurance company from the current insurance premium income for pending claims that occur or may occur within the validity period of the insurance (√)
14. Camshaft Located in the crankcase, it is the lower camshaft (×)
15. The three-way catalytic converter can only work when the exhaust gas temperature exceeds 350 degrees Celsius (√)
16. If the court judgment or mediation letter clearly states that our company will pay compensation for traffic accident losses, the subject party is also required to provide proof of compensation (√)
17. An intercooler must be added to the engine boosting system (√)
p>18. The characteristics that automobile gasoline needs to meet are good evaporation and high explosion resistance (×)
19. Whether non-motor vehicles or pedestrians intentionally cause self-injury or high-speed If a traffic accident occurs on the highway and the driver is not at fault, the driver will bear 10% (×)
20. Replacement of the rear fender does not require disassembly of the rear windshield (×)
2. Indefinite item selection (2 points for each question, ***30 questions)
1. After a case was reported, a pending amount of 2,000 yuan was generated, and the verified loss amount on the 10th day was 2,500 yuan. If the institution's delayed pending amount 1 is 8,000 yuan, then the pending amount included in this case is (A)
A, 2500 B, 2000 C, 8000
2. Air conditioning system The purpose of vacuuming does not include (C).
A. Pull out the air from the air conditioning system. B. Dry the air conditioning system. C. Remove the sediments in the air conditioning system. D. Check the air conditioning system for leaks. The golden deviation is 5%, in () state (B) A healthy B unhealthy C excellent
4. Toe-in refers to the difference between the rear distance value and the front distance value between the two wheels, and also refers to the front distance value. The angle between the wheel centerline and the longitudinal centerline. The function of front wheel toe-in is B
A to reduce tire wear B to make the front wheels automatically return to alignment C to ensure the driving performance of the car D to make steering easy
5. The clutch control mechanism generally functions Starts at () and ends at (). C
A Release bearing in the flywheel housing, clutch torsional damper B Clutch pedal, clutch driven plate
C Clutch pedal, release bearing in the flywheel housing D Inside the flywheel housing The release bearing and the clutch driven plate
6. Wang just bought a second-hand car with a price of 130,000 yuan. The new car purchase price of the car is 200,000 yuan. If Wang wants The insurance amount for fully insured car damage insurance is (A) A200,000 B150,000 C180,000 D130,000
7. If the addressee’s whereabouts are unknown or cannot be delivered by other means specified in this section, Notice delivered. It shall be deemed to have been delivered upon the elapse of (D) days from the date of issuance of the announcement.
A One hundred B Thirty C Ninety D Sixty
8. Heavy rain refers to rainfall exceeding () millimeters per hour, or rainfall exceeding () millimeters for 12 consecutive hours, or rainfall for 24 consecutive hours. The amount reaches () millimeters or more. (D) A 10,30,50 B 10,20,30 C 16,20,30 D 16,30,50
9. The current Japanese automotive glass certification mark is (A) A, JIS B , R43 C, 3C D, DOT
10. Which of the following brands does not belong to General Motors (A) A Skoda B Buick C Opel
11. This part strengthens the roof strength and provides a mounting point for the rear door hinge, which is (D)
A, A pillar B, C pillar C, D pillar D, B pillar
12. I In principle, the market price of which accessories should be used as the regional market retail price in the company's system? (D)
A. Price of original parts B. Price of used car parts C. Price of brand parts D. Price of genuine parts
13. Expansion valve, the main component of the air conditioning system The main function is (B)
A. Convert low-pressure gas into high-pressure gas B. Convert high-pressure liquid into low-pressure liquid
C. Convert high-pressure gas into high-pressure liquid D. Absorb heat from low-pressure liquid and convert it into low-pressure gas
14. In tire specification 205/65R1586H, 65 means (B).
A. Load index B. Tire section aspect ratio C. Tread width D. Rim diameter
15. The English abbreviation of the vehicle diagnostic system is (C) A.ECU B.TSI C.OBD D.AMT
16. The hydraulic coupler and hydraulic torque converter of the hydromechanical automatic transmission belong to (), the hydraulic coupler belongs to (), and the hydraulic coupler belongs to (). Force torque converter belongs to (B).
A. hydrodynamic transmission device, hydrodynamic transmission device, hydrodynamic transmission device B. Hydraulic transmission device, hydrodynamic transmission device, hydrostatic transmission device C. Hydrostatic transmission, hydrostatic transmission, hydrostatic transmission D. Hydraulic transmission device, hydrodynamic transmission device, hydrodynamic transmission device
17. The overall transmission layout of the car FF, FR, RR, MR refers to (D):
A. Front-wheel drive, front-wheel drive, rear-wheel drive, rear-wheel drive, all-wheel drive B. Rear rear drive, front rear drive, front front drive, all-wheel drive C. Rear rear drive, rear front drive, front front drive, all-wheel drive D. Front-wheel drive, front-wheel drive, rear-wheel drive, mid-wheel drive
18. The minimum speed indicated in the highway regulations of the "Road Traffic Safety Law Implementation Regulations" is not less than (D )A. 50 b. 80 c． 70 D. 60
19. If an insured accident occurs and should be compensated by a third party and the third party cannot be found, the absolute deductible rate of (C) will apply. A. 10% b． 20% c. 30%D. 50%
20. The order of (A) should be followed when taking photos with the chassis attached. A. From front to back B. From left to right C. From right to left D. From back to front
21. Dispute over traffic accident damage compensation, party (C).
A. You must request the traffic management department of the public security organ for mediation. If mediation fails, you can file a civil lawsuit with the People's Court B. Civil lawsuits can only be filed directly with the People's Court C. You can request the traffic management department of the public security organ for mediation, or you can directly file a civil lawsuit with the People's Court D. You must first request the traffic management department of the public security organ for a judgment. If the party believes that the judgment is unfair, you can file a lawsuit with the People's Court
22. The traffic management department of the public security organ shall conduct an inspection. In case of a traffic accident at the inspection site, a traffic accident determination certificate shall be produced within (C) from the date of inspection of the site
A. 5th B. 8th C. 10th D. 12th
23. In any case, the block itself has many components cast into it or assembled on it. The Chinese is: (A)
A. In either case, the cylinder itself has many parts cast into it or attached to it.
B. In either case, the cylinder itself has many parts attached to it. C. No matter what the situation is, the cylinder itself has many parts cast inside the cylinder.
24. FUEL FILTER (A) A. Fuel filter B. Fuel supply system C. Fuel pump D. Fuel tank
25. The radiator core tube can be repaired with (C) A. Patch board method B. Tin plating method C． Welding method D. Takeover Law
26. The internal responsibilities of the survey and loss assessor are: (A) A. Manage and control the quality of claims settlement B. Loss assessment and pricing C. Claim settlement and reduction
27. Survey and loss assessment The external responsibilities of the loss assessor are: (B) A. Manage and control the quality of claims settlement B. Serve customers C. Loss reduction in claim settlement
28. The survey and loss assessor manages and controls the quality of claim settlement. (C) A. Accurate loss assessment, Reasonable loss determination B. Quick loss determination and price verification C. Accurate liability determination and reasonable loss determination
29. The company implements a "zero tolerance" system for problems in (A) of the surveyor and loss assessor.
A. Professional ethics B. Responsibility C. Execution ability D. Team spirit
30. Among the professional quality requirements of survey and loss assessors, (A) is the most basic Require.
A. Professional ethics B. Responsibility C. Execution ability D. Team spirit
(×) The fuel indicator light is used to display the amount of fuel stored in the vehicle. When the key is turned on , during vehicle self-inspection, the oil indicator light will be on for a long time, indicating that there is sufficient oil in the vehicle. (×) The battery indicator light is used to display the battery usage status. When the key is turned on and the vehicle starts self-checking, the indicator light will be on and will not go out after starting (×). If a call comes in while driving the vehicle, you can answer it, but you cannot send text messages.
（√）All vehicles must be parked in the parking lot designated by the company during non-working hours. No one is allowed to drive official vehicles out overnight without authorization. (×) When overtaking the vehicle in front, you must overtake quickly and do not prompt the vehicle in front. (√) The water temperature indicator light is used to display the temperature of the coolant in the engine. When the key is turned on and the vehicle self-checks, it will light up for a few seconds and then go out. (√) The washer fluid indicator light shows the amount of glass washer fluid installed in the vehicle. It is usually off. When the light is on, it means that the vehicle has insufficient glass cleaner fluid.
(√) The brake disc indicator light is used to display the status of the vehicle's brake wear. When the brake disc fails or is excessively worn, the light will light up.
(√) The electronic throttle light is commonly found in Volkswagen brand models. When the vehicle starts self-checking when the key is turned on, it will light up for a few seconds and then go out. If it still does not go out after starting, it means that there is a problem with the vehicle's mechanical and electronic systems. Fault. (×) The ABS indicator light is used to show its working status. When the key is turned on and the vehicle performs self-check, the ABS light will light up for a few seconds and then go out. If it flashes or does not go out after starting, it means the steering system is faulty. (×) The insurer, the insured, and the policy holder are all parties to the legal relationship of insurance. (×) If an insured motor vehicle causes an accident when it is stolen or robbed, the insurance company will advance the rescue expenses within the liability limit of the compulsory motor vehicle traffic accident liability insurance and does not need to recover compensation from the person causing the injury. (√) For transfer of advance payment, the relevant vouchers from our company for hospital transfer are required. (√) The Insurance Law stipulates that if the insurer believes that the relevant certificates and information are incomplete in accordance with the contract, it shall promptly notify the policy holder, the insured or the beneficiary in writing to provide supplementary information. (√) The sign of the establishment of an insurance contract is the offeree’s commitment to the insurance offer.
(√) If the insured requests in writing that the insurer directly compensate the third party (victim) for the insurance money, the insurer shall directly compensate the third party (victim) for the portion of the compensation that it should receive. insurance money. (×) If the policy holder applies for insurance with an insurance company before the implementation of the new insurance law, and the insurance company does not provide insurance after the implementation of the new insurance law, the relevant provisions of the old insurance law shall apply to disputes arising from the insurance contract. (×) The policyholder is interested in the same insurance subject matter. The same insurance interest. When insurance contracts are entered into with two or more insurers for the same insured event, it is duplication of insurance. (√) Additional oil pollution liability insurance carries an absolute deductible rate of 20% for each compensation. (×) The absolute deductible for each accident applies to all insurance types. If it is only written in the special agreement and cannot be automatically brought out by the system for calculation, it must be deducted from the arbitration fee.
(√) The performance appraisal of auto insurance survey and loss assessment personnel is aimed at improving service, improving quality, optimizing production capacity, and improving skills. (×90 days) Auto insurance survey and loss assessment personnel are responsible for the security and confidentiality of their claims system usernames. User passwords should be kept properly and changed at least once every 60 days. (×) This method is applicable to all personnel of the organization engaged in auto insurance claims services such as on-site investigation, evidence collection, insurance liability judgment, accident cause investigation, loss assessment, and compensation plan negotiation. (√) The training and teaching methods for automobile insurance survey and loss assessment personnel mainly include: online teaching, centralized face-to-face teaching and practical training. (×) The training materials are jointly compiled by the Auto Insurance and Health Insurance Claims Department and the Training Department of the head office, and are managed by the Training Department of the head office. (√) Matters such as the allocation, recruitment, training, daily management, assessment, promotion and salary management of auto insurance survey and loss assessment personnel shall be implemented in accordance with these Measures. (×) The recruitment of auto insurance survey and loss assessment personnel should mainly be based on full-time undergraduate degree. In principle, it is required that more than 80% of the total newly hired personnel have full-time undergraduate degree or above. (√) According to the different professional positions of auto insurance survey and loss assessment personnel, four levels of training courses are set up: pre-job, junior, intermediate and senior. (√) In addition to enjoying social security benefits in accordance with national and company regulations, auto insurance survey and loss assessment personnel also enjoy other additional benefits including: a comprehensive security plan that is one level higher than other series of employees. (×) The spare parts of automobiles are included in the spare parts catalog of the corresponding model, but there is no uniform spare parts number. (×09 model) The 2008 Excelle steering gear tie rods are sold individually. (√) Ruizhi halogen headlights are sold separately with lamp housings. (√) OEM brand parts are OEM factories that are qualified to support automobile manufacturers. Their production and design capabilities exceed the need to supply OEM original parts, so some spare parts marked with the company's product trademarks are often produced. (√) The steering wheel lever of the new Buick Excelle is not sold individually. (×) The information that needs to be collected to determine the damage of interior accessories includes interior code, part code, vehicle configuration table, and color. (×) The amount of compensation for auto parts accounts for 70% of the compensation for pure vehicle damage. (√) The performance appraisal of auto insurance survey and loss assessment personnel aims at improving service, improving quality, optimizing production capacity, and improving skills. (×) This method is applicable to all personnel of the organization engaged in auto insurance claims services such as on-site investigation, evidence collection, insurance liability judgment, accident cause investigation, loss assessment, and compensation plan negotiation. (√) The training and teaching methods for auto insurance survey and loss assessment personnel include: online teaching, centralized face-to-face teaching and practical training (×) The training materials are jointly compiled by the Auto Insurance, Casualty and Health Insurance Claims Department and Training Department of the head office, and are prepared by the Training Department of the head office Unified management. (√) Matters such as the allocation, recruitment, training, daily management, assessment, promotion and salary management of auto insurance survey and loss assessment personnel shall be implemented in accordance with these Measures. (×) The recruitment of auto insurance survey and loss assessment personnel should mainly be based on full-time undergraduate degree. In principle, it is required that more than 80% of the total newly hired personnel have full-time undergraduate degree or above. (√) According to the different professional positions of auto insurance survey and loss assessment personnel, four levels of training courses are set up: pre-job, junior, intermediate and senior. (√) In addition to enjoying social security benefits in accordance with national and company regulations, auto insurance survey and loss assessment personnel also enjoy other additional benefits including: a comprehensive security plan that is one level higher than other series of employees. (√) The function of the drive train is to transmit the power of the engine to the wheels and allow the car to move. (√) The driving system can cooperate with the steering system to ensure vehicle control stability. (×) The steering gear changes the rotation of the steering column into the linear reciprocating motion of the rack shaft, or the swing of the steering rocker arm, and amplifies the steering control force. (√) The tire is between the body and the ground, performing the basic sports performance of driving, turning and stopping the car. (×) In the tire specification 205/65R1586H, 65 represents the rim diameter. (×) As long as the front wheels of the car are off track, four-wheel alignment adjustment is required. (×) No parts in the suspension system are allowed to be repaired by correction methods. (√) The material of the steel ring must meet the requirements of rigidity, elasticity, fatigue resistance, light weight, and good heat dissipation. (×) The advantage of non-independent suspension is that it has a simple structure and is expensive, but it has excellent handling and comfort.
(×) Drum brakes have better heat dissipation than disc brakes and are widely used. (×) Recirculating ball steering gear is the most commonly used method in modern automobiles. (√) The three elements of collision force are: size, direction, and point of action.
(×) Wheel alignment parameters: kingpin caster angle, kingpin inclination angle, wheel camber angle, wheel movement angle, wheel toe-in. (√) When using measuring tools to detect potentially damaged accessories, the benchmark must be consistent, and the same measuring tools and methods must be used. (√) Shanghai Volkswagen Passat B5 sedan adopts a four-link front independent suspension structure. (×) MacPherson independent front suspension system includes: steering knuckle, shock absorber, upper swing arm, and lower swing arm. (√) After a collision accident, we need to use visual monitoring along the direction of transmission of the collision force to check the degree and type of damage to the vehicle. (×) If the car is flooded, the compressor will be easily damaged. (×) Generally, the damaged area is divided into 4 areas. If the damaged area is in area C, which is below the waistline, this location also has high requirements for the appearance of spray paint. (×) The difficulty of repairing the damaged parts at the corners of the board is low, and it is difficult to repair the damaged parts in the middle. (√) In order to determine the damage efficiently and quickly in actual work, we usually refer to the standard work schedule of each agency to determine the painting labor time fee (×) The cost of paint accounts for 50% of the painting labor time fee (×) The structure of the paint According to the production scale, it can be divided into solvent-based, water-soluble, powder coatings, light-curing coatings, etc. (√) In the repair and repainting operation process, in fact, each process will expand the coverage area, and each time it will increase the radius by about 10- 30mm (√) The standard working time is not the actual working time of a worker according to the standard working process, but the average (√) The paint film structure of the entire vehicle production and the paint film structure of the repair operation are the same. Both have colored paint and varnish ×) The covering power of the paint comes from the action of film-forming substances (√) The damaged area should be based on the spray area of ??the colored paint as the spraying standard (×) Characteristics of thermosetting plastics: cannot be melted again, and the texture is hard. If the temperature rises again, it will be charred and can be recycled and reused. (√) Aluminum alloy damage methods include scratches, wear, fractures, chips, and changes. (×) The surface of the dermis is the color layer, the middle is the cortex, and the bottom is the fiber layer. The fading of the dermis that we often see generally refers to the shedding of the cortex. (√) Do thermosetting plastics soften or melt as the temperature rises, then solidify and harden after cooling? This process is reversible and can be repeated many times. (×) Special automotive materials are divided into: plastic parts, fiberglass, aluminum alloy, leather and velvet. (√) Thermosetting plastics are mainly used for heat insulation, wear resistance, insulation, high voltage resistance and other plastics used in harsh environments. (×) The traditional automotive industry material is mainly steel, which accounts for more than 50% of the complete vehicle materials. (×Iron is not) The general name for aluminum-based alloys is aluminum alloy. The main alloying elements are iron, silicon, magnesium, zinc, calcium and manganese. (×) Damage to automobile lamps includes scratches, wear, broken lamp claws, and lamp surface deformation. (√) Special automotive materials are divided into: plastic parts, fiberglass, aluminum alloy, leather and velvet. (×) Glass fiber has a soft texture and a hard surface; when touched by hand, the surface is rough, the pressure deformation is small, and it has a certain degree of toughness and elasticity. (×) Glass fiber damage methods include fracture, deformation, and chipping. (√) Aluminum alloy has low density, but relatively high strength, close to or exceeding high-quality steel. It has good plasticity and can be processed into various profiles. It has good electrical conductivity, thermal conductivity and corrosion resistance. (×) Damage to the bumper includes deformation, cracked skin, tearing, and missing parts. (√) Damage to leather seats includes scratches, wear, and seat airbag pop-up. (√) Thermosetting plastics are mainly used in plastics used in harsh environments such as heat insulation, wear resistance, insulation, high voltage resistance, etc. (×) Damage caused by the pop-up of the seat airbag requires replacement of the airbag and backrest leather surface during repair and then sutures .
(×) Characteristics of thermosetting plastics: cannot be melted again, hard texture. If the temperature rises again, it will be charred and can be recycled and reused.
(√) It is best to use a pneumatic grinder for fine grinding. (×) Spot welding is a type of argon arc welding.
( × ) High-strength steel plates have large grains and are closely arranged, so they have high strength. (×) Thermosetting materials become soft after repeated heating, and their appearance and chemical composition remain unchanged. They harden after cooling and can be welded with a plastic machine or heated with a solar lamp to repair the deformation. (×) The steel plate is very hard and will not elastically deform. (×) Work hardening occurs during baking. (√) When using a mobile electric welding machine for correction, greater force should be used to correct deep and narrow depressions (×) The relationship between the standard working hour quota and the standard operating time is 1 working hour = 60 minutes.
(×) The characteristics of bending deformation are severe deformation and small radius of curvature, usually bending more than 90 degrees in a short length.
(×) Non-load-bearing body is mainly used in sedans and medium-sized passenger cars. (×) The non-load-bearing body does not have an independent frame (girder). (√) Metallic materials in automobile materials include steel materials and non-ferrous metal materials. (√) The guiding ideology of sheet metal repair is to focus on repair, not to replace it if it can be repaired.
104. (√) The principle of repairing plastic parts is that damaged thermoplastic plastic parts should be mainly repaired, while damaged thermosetting plastic parts need to be replaced.
105. (√) The characteristic of plastic deformation and hardening caused by processing steel plates is called work hardening.
106. (×) Cast iron parts also have elastic properties.
107. (×) Large-area deformation of aluminum panels can be repaired and corrected using the drawing process.
108. (×) Metal and non-metal materials can be welded and connected through special repair processes.
109. (√) Sheet metal parts are cut using cold cutting technology, which will cause minimal damage to the car body.
110. (×) The rear fender can be replaced without disassembling the rear windshield.
Single choice question (please write the answer in front of the question number to facilitate marking)
111. The high-pressure pipe of the air conditioner goes from the compressor to (A) and then to the expansion valve
A. Condenser b. Blower C. Electromagnetic clutch D. Evaporation box
112. Use (A) cleaning and drying of electronic and electrical components in flood accidents
A. Anhydrous alcohol B. Gasoline C. Mineral water D. Distilled water
113. The deformation damage of mechanical parts can generally be restored through (D)
A. Rolling B. squeeze c. Surface strengthening D. Correction
114. The function of the spiral coil is to realize the electrical connection between (C) and the active end when turning, that is to say, it is just a circuit connecting wire
A. Active end B. Rolling end C. Stationary end D. Stop end
115. Flooded vehicles can be divided into (C) levels according to height
A. 4B. 5C. 6D． 7
116. The battery of a flooded vehicle will only be flooded when the flood height reaches level (C).
A. 2B． 3C. 4D. 5
117. The paint area exceeds (C) times the panel where it is located, making repair more difficult
A, 2/3 B, 1/3 C, 1/2 D, 1/4
118. The repair and soil filling area will be about (B) times the depression area
A, 1.5 B, 2 C, 2.5 D, 3
< p>119. In the structure of the repair paint, the layer above the putty is (D)A. Topcoat B. Anti-rust primer C. Galvanized coating D. Intermediate primer
p>120. The paint film structure of the complete vehicle production and the paint film structure of the repair operation are similar in that they both have (D)
A. Clearcoat layer, atomic ash layer B. Atomic ash layer, zinc phosphate coating
C, electrophoretic primer coating, zinc phosphate coating D, color paint layer, varnish layer
121. Three-step pearl paint curing Finally, there are three layers, which layer of mica is (B)
A, the lowest layer B, the middle layer C, and the top layer
122. The basic ingredients of automobile paint include ( A)
A. Film-forming substances, raw materials, solvents, additives B. Film-forming substances, solvents, additives
C. Film-forming substances, raw materials D. Film-forming substances
p>123. The structure of paint can be divided into (A) according to the production scale
A. The paint film structure of the whole vehicle production and the paint film structure of the repair operation
B , water-soluble paint film structure and solvent-based paint film structure
124. In the paint film structure of the repair operation, the top layer of anti-rust primer is (B)
A. Color Paint B, universal putty C, varnish D, intermediate primer
125. Dual-process plain paint spraying process (C)
A. One-time spraying is enough B. First varnish layer, then plain paint layer
C, first plain paint layer, then varnish layer D, both are OK
126. Three-step pearl paint and double-step pearl paint The difference in the film-forming substances is that the film-forming substances of the double-process pearl paint contain (A)
A, aluminum flakes B, pigment C, mica flakes D, film-forming substances
127. The area of ??spray paint will reach (C) times the sunken area
A, 2 B, 4 C, 8 D, 3
128. In the actual spray painting operation process , the work items after spraying the topcoat are (C)
A. Cleaning B. Polishing C. Drying in the paint room D. Polishing
129. Paint film mechanism for vehicle production The layer below the mid-coat primer is (B)
A. Zinc phosphate coating B. Electrophoretic primer C. Putty D. Color paint
130. What kind of car body The structure is used in large and medium-sized passenger cars and trucks, as well as some large cars (B).
A. Load-bearing body B. Non-load-bearing body C. Structural body D. Integrated body
131. Which of the following descriptions of the characteristics of high-strength steel plates is incorrect? (D)
A. Poor high temperature resistance B. Good tensile properties C. High strength D. Good oxidation resistance
132. The proportion of metal materials in the body mass is ( A)
A, 72% B, 28% C, 35% D, 65%
133. Which body structure has the following characteristics: increased vehicle mass, vehicle height Increase, high technical requirements and high cost (B)
A. Bearing-type body B. Non-load-bearing body C. Structural body D. Integral body
134. ABS plastic The properties are (A)
A, thermoplasticity B, thermosetting C, room temperature plasticity D, room temperature curability
135. The calculation formula for sheet metal working hours is (B)
A. Working time cost = standard working time * standard working time quota
B. Working time cost = working time unit price * standard working time quota
C. Working time cost = working time unit price * standard Working hour quota + auxiliary material fee
D. Working hour cost = unit price of working hour * standard working time
136. The most commonly used car body panel is (A)
A High-strength steel plate B ABS plastic C Glass components D Fiber and other synthetic materials
137. Application of thermosetting plastics in vehicles: [ A ]
A Radiator water tank B Empty filter housing C Bumper D Instrument panel
138. Characteristics of leather: [ A ]
A Adjustable heat B Good hygienic performance C Environmental protection D Hygroscopicity
139 . The electromechanical collision sensor uses (A) to control the opening and closing of the contacts. The opening or closing of the contacts controls the opening or closing of the ignition circuit of the airbag detonation tube, thereby triggering the ignition circuit
< p>A. Mechanical motion b. switch c. Reciprocating motion D. Control computer140. Regarding cooling, heating and extinguishing, the following description method is wrong (B)
A. Gas welding heating and extinguishing B. Infrared lamp heating and extinguishing C. Copper rod Heating and extinguishing D. Carbon rod is heated and extinguished
E. Induction heating and extinguishing
141. Aluminum alloy wheels are [A] alloys.
A zinc B silicon C copper D magnesium
142. Leather [ C ]
A The surface is the fiber layer, the middle is the color layer, and the bottom is the cortex.
B The surface is the cortex, the middle is the fiber layer, and the bottom is the color layer.
C The surface is the color layer, the middle is the cortex, and the bottom is the fiber layer.
D The surface is the cortex, the middle is the color layer, and the bottom is the fiber layer.
143. A standard working hour of BMW is (A)
A. 5 minutes B. 10 minutes C. 15 minutes D. 20 minutes
144. A standard working hour for domestic Volkswagen is (D)
A, 20 minutes B, 15 minutes C, 30 minutes D, 60 minutes
145. A standard working hour for Guangzhou Honda is ( D)
A, 20 minutes B, 15 minutes C, 30 minutes D, 60 minutes