ethylenes乙烯属烃
ethylenen.乙烯
ethylene monoacetate乙二醇一乙酸酯
ethylene naphthalene苊
ethylene trichloride三氯乙烯
ethylene chlorhydrin[化] 2-氯乙醇
ethylene maleic acid乙烯马来酸
Ethylene dichlorides二氯乙烷类
ethylenebisoleoamiden.亚乙基双油酰胺
ethyleneglycol-bisβ-aminoethyl ether
ethylenediaminetetra乙二胺四甲叉膦酸
ethylene purificatio乙烯精炼