The pump exhaust should lead to the open air or a fume hood.
抽气泵的排气管应该导向室外空旷处或导向一座通风橱。
Press the "Start" button, the pump running, then open the suction valve of the pump.
按下水泵“开”按钮，泵即运转；然后打开泵的吸入阀。
Reciprocating pump discharge pipe must be before the start of the valve to open.
往复泵启动前必须将排出管路中的阀门打开。
Open all the valve of inlet pump.
将给水泵进出口的阀门全部开启。
Most of the time he's open when he does that pump fake too!
关键是很多次他在空位也这样耍！
Signal measurement and analysis of the flow in an open pump sump;
开敞式水泵吸水池内流动是具有自由表面的复杂流动。
Signal measurement and analysis of the flow in an open pump sump;
开敞式水泵吸水池内流动是具有自由表面的复杂流动。
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