通过在各截面突变处设置管口导流环会有很好的降阻效果。
Performance of fluid can be improved remarkably by adding diversion annuluses within the tube segments where the cross section suddenly changes.
文章主要介绍了一起由风机入口导流环缺陷引起的风机转子解体事故，分析事故原因并提出改进方案。
The article introduces an disintegration accident of the fan rotor which is caused by the defection of the guide ring, and analyzing the reasons and putting forward the improving measures as well.
在考虑了喷嘴环气动转矩的传递过程后，通过换算，求出了气动力作用在喷嘴导流叶片转轴上的转矩。
Based on the consideration of nozzle ring pneumatic torque transmission, the torque of pneumatic force acting upon nozzle guide vane was acquired by calculation.
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