Low noise level&vibration 低噪音低振动
The seat vibration level is important for evaluation of the machinery quality in the research and development(R&D) of the low noise machine.
机脚振动级是评价机械设备振动特性的一项重要指标，是低噪声机械设备研制和验收的重要检测项目。
In order to satisfy low level in vibration and noise of shield part, the analysis of dynamic performance and structure design should be utilized.
为了满足壳体零件低振动、低噪声的要求，就必须对壳体零件进行动态特性分析和结构动态设计。
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