Ren kou tong ji xue

Ben shu jie shao he fa zhan le ren kou xue zhe yong yu yan jiu ren kou xing wei de ji ben fang fa he mo xing. Quan shu de zhong dian shi yan jiu ren kou zeng zhang he jie gou de ding liang fang fa, Bao kuo sheng yu he si wang de ce liang, Ren kou yu ce he ren kou jun heng mo xing, Shu zhong hai bao kuo zai chang gui shu ju you wen ti de qing kuang xia ping gu shu ju zhi liang he gu ji ren kou can shu de fang fa.