Electric pump for Grease Preparatory Transferred
电动滑没预供泵
a handoperated pump that resembles a gun forces grease into parts of a machine.
一种手操作的形状像枪的泵使得油进入机器中。
Effect of Filling Grease Method and Filling Grease Amount on Seal Properties of Water Pump Bearings
注脂方法及注脂量对水泵轴承密封性能的影响
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