1002-1876
1991 Issue 3
..............page:29-34
..............page:35-45
..............page:5
zeng jia xin dai tou ru jia kuai shui dian jian she dui bao ji shi nong cun xiao shui dian fa zhan qing kuang de diao cha
jing jian yu ; jin bo kang ; zhang da peng ;
jing jian yu ; jin bo kang ; zhang da peng ;
..............page:63-64
..............page:65
xi an chou shui xu neng dian zhan de zuo yi
yu guang xia ;
yu guang xia ;
..............page:6-12+20
..............page:56-62
ya li gang guan jia jin huan ying xiang ji mo ying li ji suan yan jiu
yang ju sheng ; lan sheng rui ;
yang ju sheng ; lan sheng rui ;
..............page:21-28
zhai feng tiao kan ji liu chong ji bo de fen xi ji suan
wang kang zhu ; zhang yan fa ;
wang kang zhu ; zhang yan fa ;
..............page:46-55+28
..............page:1-5