ethylene gas乙烯气体
ethylenen.乙烯
ethylene urea triazine precondensate乙烯脲三嗪预缩物
ethylene-proplylene-diene rubber三元乙丙橡胶
Ethylene-methyl Acrylate Copolymer乙烯-丙烯酸甲酯共聚物
ethylene diamine tetra-acetylimide乙亚胺
ethyleneglycol monoethylether acetate乙二醇乙醚乙酸酯
Ethylene-propylene copolymerization丙烯聚合
ethylene-propylene random copolymer无规共聚聚丙烯
ethylene/vinyl-alcohol copolymer聚乙烯-乙烯醇