If fan blade assembly is replaced because of mechanical damage, water pump and viscous fan drive should also be inspecteThese components could have been damaged due to excessive vibration.
如果因为机械损坏而更换风扇叶片组合，应该检查水泵及粘性风扇驱动，这些组件可能由于过度抖动而损坏。
2
Viscous fluid in dealing with aspects of flexible impeller centrifugal pump is better than many places.
在处理粘性流体方面挠性叶轮泵有很多优于离心泵的地方。
3
The affinity law of impeller trim for the centrifugal oil pump 65y60 is gained when pumping viscous oil.