Bian yi yuan li

Ben shu xi tong jie shao le bian yi cheng xu de yi ban gou zao yuan li, Ji ben she ji fang fa he zhu yao shi xian ji shu. Nei rong bao kuo:wen fa he yu yan ji ben zhi shi, Ci fa fen xi cheng xu de she ji yuan li yu gou zao fang fa, Ge zhong yu fa fen xi ji shu, Yu fa zhi dao fan yi ji shu yu zhong jian dai ma sheng cheng deng.