Zheng Yuanxi, born on August 23rd, 1925, was born in Jingliwen, Java Island. His father, Zheng Bilun, was then a teacher and principal of a local Chinese school. 193 1 year, his father took him and his siblings back to his hometown in Fuzhou, and he entered the private Sany primary school. In the September 18th Incident of 193 1, Japanese imperialism occupied three northeastern provinces in China. Later, when the Japanese invading army hit Shanghai, the soldiers and civilians in China rose up and the famous "January 28th" War of Resistance against Japanese Aggression broke out. In this difficult autumn of the Chinese nation, the ambition of Japanese imperialism to occupy China was exposed, and Zheng Yuanxi's young mind was shocked, which aroused his hatred for the invaders and gave birth to the desire to learn to serve the country by air when he grew up. When he was a child, his father was very strict with his children, and his family was not very rich, which made him develop the habit of being hard-working, simple and diligent, and laid a good foundation for his future work style of studying hard, studying hard and striving for perfection.

1937 graduated from primary school and was admitted to the provincial Fuzhou Middle School (now Fuzhou No.1 Middle School). His academic performance has always been excellent. 1September, 940, graduated from junior high school and was admitted to the provincial advanced industrial school. After only one year, I transferred to the provincial Fuzhou Senior High School to continue my senior high school life. June 65438+July 0943, I finished my studies, took the senior high school entrance examination, and won the reward of walking to Tongji with excellent results. Due to financial difficulties, I can't enter school. After that, he was admitted to the Central Army Survey School. "When I grow up, I want to learn to serve my country by aviation" often haunts my mind, so I went to Chongqing to apply for the Department of Aviation Engineering of National Central University in July 1944 and was admitted. I studied hard during my college years, and 1945 and 1947 won the "Luo Rongan Scholarship" twice. Professor Luo Rongan is the founder and the first dean of the Aviation Department of Central University. The scholarship fund was donated by overseas aviation alumni in memory of Professor Luo Rongan presiding over the department. 1946 Central University moved back to Nanjing from Chongqing. 1948, graduated with honors and was awarded the title of honorary graduate of the School of Engineering of Central University.

After graduating from university, he worked as a teaching assistant in Tsinghua University Aviation Department in Peiping (now Beijing). 1948 Beiping was liberated in February, and has since joined the revolutionary work. 1952, the state adjusted the departments, and the Tsinghua Department of Aeronautics and Astronautics was merged into the newly established Beijing Institute of Aeronautics and Astronautics (now Beijing University of Aeronautics and Astronautics), and he was transferred to Beijing Institute of Aeronautics and Astronautics to teach. First as a teaching assistant in the teaching and research section of theoretical mechanics, then as a lecturer. Teaching theoretical mechanics courses, offering lectures on variable mass mechanics, gyro mechanics and vibration theory. His lectures are systematic and logical, integrating theory with practice, simple and clear, and are very popular with students. In addition to teaching, he also engaged in scientific research in the Gyro Research Office, wrote several research papers, and translated Soviet theoretical mechanics teaching reference books and books on gyro device theory and gyro system. In recognition of his achievements in teaching and scientific research, he was awarded the title of advanced worker on the anniversary of the founding of Beihang University in 1962. 1963 was promoted to associate professor. At the general meeting of all teachers of basic courses, as a typical example of training associate professors in China, he introduced his growth experience. 65438-0964 Member of General Mechanics Committee of theoretical and applied mechanics Institution in China. With the great development of space industry, Zheng Yuanxi was transferred to the First Research Institute of the Seventh Research Institute of the Ministry of Machinery Industry in 1965, and was appointed as the deputy director of technology in 1966. Since then, he has embarked on the road of dedicating himself to the space industry and selflessly contributed his technical expertise to the space industry. 1987 was appointed as a researcher. 1982 10, after retiring from the post of deputy director of technology, became the director of the science and technology Committee of the institute, assisted the director to master the key technologies of scientific development and scientific research and production, and organized academic and technical exchange activities. 65438-0986, the National Academic Degrees Committee approved him as a doctoral supervisor.