The results in this paper show that the dry friction in blades plays a very important role in reducing vibration amplitude of the blades.
干摩擦阻尼叶片减振效果显著。
参考来源 - 干摩擦阻尼叶片的黏滑周期振动研究But the investigation on natural vibration characteristic of aero-engine’s vane is the foundation for the study of reducing vibration and anti-fatigue.
而叶片的固有振动特性分析是研究发动机叶片减振抗疲劳问题的基础。
参考来源 - 复杂边界约束条件下发动机叶片的固有振动特性研究·2,447,543篇论文数据，部分数据来源于NoteExpress
The utility model guarantees installing accuracy of axial-flow pump, substantially reducing vibration and noise of pump, thereby ensuring long-term and reliable operation of the overall pump system.
该实用新型确保了轴流泵的安装精度，大大减少了泵的振动和噪声，从而保证了整个泵系统长期可靠的运行。
The paper deals with structural optimization for reducing vibration of engine pipeline.
介绍了消减发动机管道振动的结构优化方法。
And the sound insulation system project mainly through reducing vibration and noise, sealing three steps.
而系统的隔音工程主要通过减振、降噪、密封三个步骤来完成。
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