flow reversal

常见例句

Slamming of check valves is the result of failure of the valve disc to reach its closed position before the fluid flow reversal.
止回阀的撞击现象，是由于在流体倒流之前，阀门的阀瓣没有到达关闭位置造成的。
The DSV? is an in-line spring-assisted check valve designed to prevent flow reversal in industries with strict cleanliness codes.
同轴、管内弹簧止回阀，工业上要求严格的清理时可用来防止水倒流。
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Swing-type check off er the least pressure drop and offer simple automatic closure; when fluid flow stops gravity and flow reversal closes valve.
旋启式止回阀压降最小，能够完全自动关闭，即在介质流动停止、重力和介质倒流的状态下自动关闭阀门。

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