常見例句雙語例句The high-temperature butterfly valve is a key valve in the fluid catalytic cracking unit.高溫蝶閥是流化催化裂化裝置中的一個(gè)關(guān)鍵閥門。www.infopetro.com.cnThe Fluid Catalytic Cracking ( FCC ) is the major gasoline - producing process in refinery.(流化催化裂化) 是鍊廠生産汽油的主要方法之一。The influence of increasing vaccum residue in feedstocks on the performances and product properties of fluid catalytic cracking was investigated by using of a riser reactor pilot unit.利用小型提陞琯催化裂化裝置考察了提高原料摻鍊量對(duì)催化裂化行爲(wèi)及産品主要性能的影響。 返回 fluid catalytic cracking