waste valves
常見例句
- Open hand valves for waste and flush water.
打開地板上進(jìn)水閥門及墻上的排水閥門。
tw2world.com - Close both hand valves. Waste and flush water.
關(guān)上進(jìn)水閥門及排水閥門。
tw2world.com - Through the other valves, the waste water after the clothes washing is used as sanitary water for washing mops, rags, etc.
通過其它閥門可將洗衣后的廢水用于洗拖把、抹布等衛(wèi)生用水。
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