短語(yǔ)詞組短語(yǔ)exhaust -steam system 排汽系統(tǒng)boiler exhaust steam system 鍋爐排汽系統(tǒng)steam exhaust system 蒸汽排放系統(tǒng)Steam exhaust -recovery system 排汽回收系統(tǒng) 返回 exhaust steam system