Title: Qian ru shi xi tong yuan li ji ying yong
Description: Ben shu cong qian ru shi xi tong de gai nian, fa zhan guo cheng, chu li qi fen lei ji zu cheng deng ji chu zhi shi jiang qi, zhu bu shen ru dao qian ru shi ying jian ti xi jie gou nei bu, ran hou cong zhi ling xi tong dao qian ru shi xi tong cheng xu she ji ji chu deng, xi tong di jie shao liao qian ru shi xi tong yuan li ji qi ying yong.
Subjects: Wei xing ji suan ji, Xi tong she ji ., Gao deng xue xiao, Jiao cai ., Wei xing ji suan ji ., Xi tong she ji