... water supply pipe 供水管 water repellant 防水剂;防水的,抗水的 water pump suction pipe 水泵吸水管 ...
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The utility model discloses a negative pressure generator used by a water pump suction pipe without a bottom valve.
本实用新型公开了一种无底阀水泵吸水管用负压发生器。
In order to water pump suction pipe, memory, import needs bottom valve pump working, bottom valve caused great losses.
为了在泵内存水，吸入管进口需要装底阀，泵工作时，底阀造成很大的水力损失。
The water flow velocity in the suction pipe, which is crucial for evaluating the performance on pumping fish, can be measured by the pumped water flow rate of the riser in an air lift pump system.
气力提升泵的水输送量反映了提升管进口的流速情况，而进口流速是衡量吸鱼效果的重要因素。
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