基本解释n.丙烷馏除塔(脱丙烷塔)同根派生 depropanizator相关词英汉例句Keywords ethylene;depropanizator;polymertic scaling;reason;countermeasures; 乙烯;脱丙烷塔;聚合结垢;原因;对策;depropanizator更多例句