【化】 四溴乙烯; 四溴代乙烯

ethylene-propylene copolymer

ethylene carbonate

ethylene

Ethylene Glycol

FEP(fluorinated ethylene propylene)

E/VAL；Ethylene-vinylalcohol copolymer

ethylene glycol monoethyl ether acetate

ethylene glycol adipate(EGA)