The paper sampling ratio is 100.

3-6. Graduation design (thesis) is sampled twice a year. The first sampling object is the graduation project (thesis) to be awarded a bachelor's degree this academic year, and the sampling ratio is not less than 3%. The second sampling is aimed at the graduation design (thesis) with bachelor's degree filed in the same year, and the sum of the two sampling ratios is not less than 6% in principle.