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ethylene propylene elastomer
plast. 乙丙弹性体
water.res., ecol. 乙烯丙烯弹性体
ethylene-propylene elastomer
polym. 乙烯一丙烯弹性体
tech. 乙烯丙烯弹性体
ethylene propylene elastomer: 3 phrases in 2 subjects
Chemistry2
Oil / petroleum1