柯林斯英汉双解大词典
suction valve
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1.
N a nonreturn valve in a pump suction to prevent the pump draining or depriming when not in service 抽水泵 (Also called foot valve)
双语例句
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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。
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How it works: the piston moves from left to right, form a negative pressure pump cylinder, then the suction tank fluid through the valve into the pump cylinder.
工作原理：活塞自左向右移动时，泵缸内形成负压，则贮槽内液体经吸入阀进入泵缸内。
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Project standard STPE-0101 page 43 requires that the suction piping up to suction block valve (including the valve) should be rated as discharge piping.
项目标准STPE - 0101第43项要求：直到吸入切断阀(包括阀)的吸入口管道应按排放管道定型？
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