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单词 ball cock
释义 ball cockn.(名词)
  1. A self-regulating device controlling the supply of water in a tank, cistern, or toilet by means of a float connected to a valve that opens or closes with a change in water level.浮球旋塞,浮球阀:一种自动调节装置,通过与随水位的改变而打开或关闭的阀门相连接的浮球来控制水槽、蓄水池或抽水马桶内的蓄水流
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更新时间:2025/4/19 13:39:09