Lun yong ji

By Jiang zuo jun

Subjects: Quality of life, Ren kou ., Environmental aspects, Overpopulation, Yan jiu, Economic aspects, Ren kou, Wen ti

Description: Ben shu gong 10 zhang, Qian 4 zhang zhu yao lun shu"yong ji"de yi xie gui lü, Xing zhi, Yuan li he te zheng, Hou 6 zhang ying yong bu fen she ji jing ji jian she, Ke chi xu fa zhan he she hui fa zhan de zhu yao fang mian yu re dian wen ti.