ethylene gas乙烯气体
ethylenen.乙烯
ethylene - acrylic acidcopolymer乙烯-丙烯酸共聚物
ethylenediaminetetra-acetic acid二胺四乙酸
ethylene-vinyl acetate copolymer[化] 乙烯-醋酸乙烯酯共聚物
ethylene perchloride white varnish过氯乙烯白漆
ethylene-propylene-dienerubber乙丙三元橡胶
ethylenediammonium uranyl chloride乙二铵氯化铀酰
ethylene-ehlorotrifluoroethylene乙烯-三氟氯乙烯
ethylene vinyl-acetate eopolymer乙烯-醋酸乙烯共聚物
ethylene dinitrilotetraacetic acid乙二胺四乙酸; 乙底酸