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The developments of manufacturing technology and research on ethylidene norbornene abroad were reviewed with 71 references.介绍了国外亚乙基降冰片烯的生产技术和科研工作的进展情况....
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n.乙缩醛,乙叉...
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氯亚乙基...
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ethylidene的音标:ethylidene的英式发音音标为:[ə'θɪlɪdi:n]ethylidene的美式发音音标为:[ə'θɪlɪdin]...
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chlorethylidene的音标:chlorethylidene的英式发音音标为:[kləreθɪlaɪ'di:n]chlorethylidene的美式发音音标为:[kləreθɪlaɪ'din]...