"Key words" are written in a new line after the abstract, with the top case from the left and the number 4 bold, in which the key words are in small font number 4 and separated by semicolons.

Paper format requirements:

1. Title: The title of the article should not exceed 20 words, and there should be no unusual English abbreviations (No.3, bold and centered).

2. Directory: The word "directory" is written in bold type No.3, with a single line in the middle and the contents of the directory written in a blank line. In general, the contents of the table of contents are only arranged on the second title of the text.

3. Abstract: This paper mainly introduces the research contents, methods, achievements and final conclusions of graduation thesis, focusing on the achievements and conclusions. Should be independent and self-sufficient, that is, you can get the necessary information without reading the full text. Chinese abstracts are generally about 200~300 words.

4. Keywords: Keywords are words and terms selected from the paper to express the information of the full text. Select 3~5 keywords from each paper, start a new line with prominent characters, and rank them at the lower left of the abstract. Abstracts and keywords must be written in Chinese and English respectively.

5. Text: To meet the writing standards of general academic papers, the writing content generally includes introduction, materials and methods, achievements and discussion. In this paper, concise words can be used to express clear content, and charts should not be used as much as possible, and text content and charts should not be repeated.