ethylenes乙烯属烃
ethylenen.乙烯
ethylene oxidic ester缩水甘油酯
ethylene-urea resin[化] 乙烯脲树脂
ethylene chlorohydrin氯乙醇,乙撑氯醇,2 氯乙醇
ethylene silicone oil乙烯基硅油
ethylene concentrator乙烯提浓器
ethylene chlorination乙烯氯化
ethylene cracker feed乙烯料
ethylene raw material乙烯原料
ethylene oxide adduct环氧乙烷加成物
ethylene dimerization乙烯二聚