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专论石化行业专利现状及入世的影响与对策仲帷兵(1一l) 研究·开发应气中水含量对银催化剂反应性能的影响···……,.··········...·········,··……崔宝林代武军谷彦丽金积栓(1一19)乙睛法c4抽提丁二烯中流体力学状况的分析·············
Monograph Petrochemical industry patents and the impact of accession to the WTO Zhongbing Bing (1 a l) research and development of gas in the water content of the reaction performance of the silver catalyst ... ... ... ·· ... ···························· ···· Cui Baolin Dai Wujun Gu Yanli Jin Jihuan (1 a 19) C method with acetonitrile acetonitrile extraction butadiene hydrodynamics analysis ···· ...