One effective way is preferred pump barrel and plunger of materials and surface treatment processes.
其中一个有效的方法就是优选泵筒和柱塞的材料和表面处理工艺。
First, the water pump mechanical seal ring on the surface of metal corrosion.
第一，水泵的机械密封上金属环表面均匀腐蚀。
Suggestion: pump shaft or protective set of surface hardness to achieve 60hrc.
建议：泵轴或防护套的表面硬度要达到60hrc。
Flows in open pump sumps are complex movements with free surface.
式水泵吸水池内流动是具有自由表面的复杂流动。
Flows in open pump sumps are complex movements with free surface.
式水泵吸水池内流动是具有自由表面的复杂流动。
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