密封带有良好的耐候性，且长时间不失去粘性和机械强度。
E. seal with good weather resistance, and long time not lose viscosity and mechanical strength.
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。
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.
对受粘性阻尼器控制的机械结构系统进行了根轨迹分析。
The root loci analysis of the gyroscopic mechanical structural system controlled by a damper is presented.
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