1. In the text, the title of the paper is No.3 in bold, and the text is No.4 in Song Dynasty, with 1.5 times line spacing; Tables are single-spaced; 0.5 lines after the first paragraph of the first-level title paragraph, 0 after the first paragraph of the body paragraph, and the character spacing is the standard.

2. The number of words in the paper is not less than 8,000 words.

3. The table in this paper adopts three-line table, and auxiliary lines can be added when necessary. The header is placed above the table, and the number 5 is bold. Medium; In the table, the number 5 is Song Ti, which is aligned to the left.

4. The picture in the paper, the title of the picture is placed at the bottom of the picture, not outside the frame.

5. The order of tables and drawings shall be numbered consecutively with Arabic numerals.

6. The number of references is not less than 10, and the sequential coding system is adopted. All references in this paper are superscript.

7. Chinese-English abstracts form a separate page.

8. In order to ensure the printing effect, the full-text font color is uniformly set to black. All sides are printed on A4 paper (except special requirements).