barrel emptying pump 箱筒抽空泵 ; 箱桶抽空泵 ; 箱筒抽闲泵
barrel emptying pump coupling 箱筒抽空泵联轴器
emptying of pump 泵的排空
Excellent pump or bilge, live bait tanks, liquid transfer, de-watering, emptying water beds, clogged sinks, tubs, and other small jobs around the house.
优秀泵或舱底，液体转移，脱水，排空水床，沉积物和其他小厂房任务。
The packing gland not skewed, leakage accords with a requirement, inlet valve open since pressure grouting pump, emptying.
盘车轻快自如无卡涩； 填料压盖不偏斜，渗漏符合要求，入口阀打开自压灌泵、排空。
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