... Idle down running 空程下行 idle running pump 惰行阀 idle running test 怠速试验 ...
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idle running pump driving gear 惰行泵主动齿轮
idle running pump cover 惰行泵盖
idle running pump transmission shaft 惰行泵传动轴
Due to high speed, high viscosity pump inside the rotor is barely formed when running idle, surrounding medium by sliding, cause not feeding, or flow rate is small.
由于转速过高，使高粘度泵在运转时内部转子几乎只是形成了空转，围绕所输送介质打滑，造成吸不上料，或者是流量很小。
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