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Hebei Chemical Engineering and Industry
1003-5059
1979 Issue 1
nong yao de can liu can liu fang zhi ji nong yao ping jia
xie rong wu ;
..............page:85-99
ji suan tan hua fan ying re xiao ying de liang ge gong shi
gu deng ping ;
..............page:14-18+25
lv qi pao mo gan zao ta de gai zao
..............page:51-52
li zi jiao huan fa sheng chan tan suan jia gong yi gai shu
qian zhen bo ;
..............page:30-46
jie da geng duo zheng liu wen ti
yu xing zhong ;
..............page:65-79
cai yan beng ji xie mi feng xin gong yi
li zuo tian ;
..............page:52
xs xing pvc shu zhi yan zhi xiao jie
..............page:26-29
xiang jiao gong ye xin xing fang jiao ji
li ming wei ; zhang xing hua ;
..............page:80-84
chen jiao sha beng
..............page:101