The definition of scientific and technological journals is regular or irregular publications. The layout of each issue is basically the same, with a fixed name, and is published sequentially by volume, issue, or year and month.

Science and Technology Journal is a magazine that publishes natural science and technology. Published according to publishing content, publishing method, publishing cycle and other methods. Its main characteristics are: continuity, timeliness, innovation, permeability, etc.

Journals generally have the following elements:

(1) Have a unified and relatively fixed title.

(2) Published regularly or irregularly, with a period of more than one day and within one year, and published continuously.

(3) There is a relatively fixed layout.

(4) Publish multiple authors, multiple articles, articles that are independent and not dependent on other publications, and are published regularly.

(5) Generally, there is a volume, publication year and month.

Main features:

(1) Continuity: Regular publication, with continuity, the published content can historically and systematically reflect the development process of a certain discipline and a certain research topic. .

(2) Selectivity: The content of each article has a certain degree of independence. Readers have a certain degree of selectivity when reading and can read it at any time.

(3) Timeliness: The content of the article must be new, fast and good.

(4) Stability: There are fixed authors and readers.

(5) Innovation: The content needs to be new, introducing new knowledge, new technologies, new processes, new perspectives, new developments, and new theories.

(6) Deepness: Articles in scientific and technological journals have a certain depth.

(7) Complexity: The article contains many illustrations, formulas, and foreign language symbols, making typesetting difficult.