基本解釋n.丙烷餾除塔(脫丙烷塔)同根派生 depropanizator相關(guān)詞英漢例句Keywords ethylene;depropanizator;polymertic scaling;reason;countermeasures; 乙烯;脫丙烷塔;聚郃結(jié)垢;原因;對策;depropanizator更多例句