ethylenes乙烯属烃ethylenen.乙烯Ethylene regulation乙烯调控Ethyleneglycol ether乙二醇醚ethylene oxide chain环氧乙烷链ethylene oxide units[化] 环氧乙烷单元ethylene thiocyanide[化] 硫氰酸亚乙酯; 乙二醇二硫氰酸酯ethylenedinitroamine亚乙基二硝胺ethylene polymer oil乙烯聚合油ethylene thiocyanate硫氰酸亚乙酯ethylenechlorohydrinn.氯乙醇ethylenediamine salt乙二胺盐

1. Application of the new series of water saving technique for industrial circulating cooling water to the Ethylene Plant of Tianjin Petrochemical Co.
   工业循环冷却水成套节水新技术在天津石化乙烯厂的应用。