常見(jiàn)例句Keywords Debutanization Column;Hot Oil Pump;Mechanical Seal;Leak; 脫丁烷塔;熱油泵;機(jī)械密封;泄漏;Analysis and Improvements of the Leak of the Mechanical Seal of the Hot Oil Pumps at the Bottoms of Debutanization Columns 脫丁烷塔底熱油泵機(jī)械密封泄漏分析及改造Debutanization Column 脫丁烷塔 返回 debutanization