waste valves
常见例句
- Open hand valves for waste and flush water.
打開地板上進水閥門及牆上的排水閥門。
tw2world.com - Close both hand valves. Waste and flush water.
關上進水閥門及排水閥門。
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後的廢水用於洗拖把、抹佈等衛生用水。
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