Paper needs to be printed on A4 paper, with the center size of 155mmx253mm, the header 1lmm (the distance from the header to the text), the footer 1lmm (the distance from the text to the page number), the top and bottom margins of 22mm, the left and right margins of 25mm, and 35 lines per page, with 35 words per line. Each page of the dissertation is added with a header, and a thick and thin double line 15 points is separated at the upper edge of the editing center, and the header is printed in the center.