Dear teacher, hello, I am Wang Bian of Juhua Publishing Network, and I am glad to answer your question. Textbooks are teaching and learning materials, such as textbooks and handouts. All teaching materials used by teachers and students in and out of class, such as textbooks, exercise books, activity books, accident books, etc. , also belongs to the field of teaching materials. Materials written or designed by teachers themselves can also be called teaching materials. So what are the requirements for textbook compilation? Scientific. The content of teaching materials should reflect the nature and laws of things and meet the requirements of truth, goodness and beauty. We should have accurate concepts, correct viewpoints, reliable facts and reliable data. The exposition of basic knowledge and skills is realistic. Practicality. We should integrate theory with practice and pay attention to the application of rationalism in practice. When giving examples, examples should be typical and representative, which will help students learn knowledge and improve their ability to use knowledge to solve practical problems. I can't afford to lift the vast amount of knowledge. We should not only use rules, principles, guidance and methods to write knowledge, but also teach scientific world outlook and methods. University textbooks should introduce forward-looking knowledge. Systematize. Knowledge needs to be woven according to certain relationship groups to form a knowledge system. String loose beads together with thread to form a beautiful necklace. This "line" is the logic and system of knowledge. System is the soul of teaching materials. Grasping the logic and systematicness of knowledge, the compilation of teaching materials will be rooted and orderly, and easy to learn. Orderly. The introduction of knowledge should be organized and clear, and the explanation of problems should be clear and structured. The content of the textbook is divided into big and small knowledge modules, and the relationship between the modules is clear and clear. Have a definite aim. The compilation of teaching materials should proceed from the reality of users and meet the characteristics and needs of the objects; We should follow the cognitive rules applicable to images and consider their learning ability and acceptance ability; It should be suitable for teaching, consider the teaching purpose and meet the teaching requirements. Readability. The writing is concise and easy to understand, the words are vivid and vivid, and the norms are excellent. Accurate words, proper rhetoric and strict logic. Don't use unfamiliar words and obscure words, which are easy to read and understand.