sluice valve ; water escape valve
淹没式泄水阀 submerged discharge valve
气缸套泄水阀 jacket drain valve
缸套泄水阀 jacket drain valve
甲板泄水阀 deck drain valve
泄水阀操纵杆 drain valve operating shaft
放泄阀泄水阀泄油阀 draining valve
气压表泄水阀 steam gauge drain valve
防冻泄水阀 discharge valve for antifreezing
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旋紧式泄水阀，开启方便。
Screw type drain valve, convenient opening.
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泄水阀应该是一种闸阀，并且有一致的闸板。
Sluice valves are to be of a non-rising stem type and to have solid wedge discs.
泄水阀，工业词汇，是指在管道系统中安装的一种阀门。
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