萃取蒸汽系統(tǒng) steam extraction system: 抽汽系統(tǒng)extraction of steam: 抽汽extraction steam: 撤汽; 抽汽steam extraction: 抽汽double-extraction steam turbine: 雙抽汽式汽輪機下載手機詞典可隨時隨地查詞查翻譯