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Ethylene Industry
1671-7120
1992 Issue 1
ti gao yi que jia qing cui hua ji cao zuo xing neng de cuo shi
li guang song ;
..............page:35-44
yi xi zhuang zhi fen liu gong xu zhong de xin fang fa
yang hua zuo ;
..............page:57-62
wo guo yi xi gong ye fa zhan zhuang kuang
wang yan zuo ;
..............page:8-17
1991 nian guo nei yi xi sheng chan zong shu
wang qiang ;
..............page:2-7