Title: Tong ji xue
Description: Ben shu nei rong she zhi yi shi ji ying yong wei chu fa dian, Tong guo ju li lai jiang jie tong ji fang fa de han yi, Ying yong tiao jian he ying yong ji qiao deng nei rong, Ge zhang dou pei you xiao jie, Si kao yu lian xi ti.
Subjects: Tong ji xue