... sealed cooling 闭式冷却法 sealed pump 密封泵 sealed end 焊接端,密封端...
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liquid-sealed pump 液封泵
oil sealed pump 油封泵
oil-sealed pump 油封泵
Rotary oil-sealed pump 回转油垫帮浦
sealed screw pump 密闭式螺杆泵 ; 严密封闭式螺杆泵
water-sealed pump 密封水泵
shaft-sealed pump 轴密封泵
oil l sealed pump 油封泵
fluid packed pump liquid-sealed pump 液封泵
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Air is injected into the bubble rows by a squeaky pneumatic pump, then the sheets are heat-sealed on one edge.
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