... 破坏性马达超速 destructive motor overspeed 破坏性泵 destructive pump 破坏器 destructor ...
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The type of the pump impeller and pump and centrifugal pump with a volume effect of particles suspended in mid-stream leaf out of date, do not hit any part of the pump, it is good non-destructive.
该型叶轮的泵兼具有容积泵和离心泵的作用，悬浮性颗粒在叶片中流过时，不撞击泵内任何部位，故无损性好。
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