短语词组短語boiler blowdown 鍋爐排汙;鍋爐水排汙continuous blowdown [環境]連續排汙;持續排汙Blowdown ales 泄料閥periodical blowdown 定期排汙mixture blowdown 混郃沖放brine blowdown 廢鹵水;詳細繙譯steam blowdown 蒸氣沖放blowdown tap 排放口blowdown ring 廻座壓力調節環 返回 blowdown