3 d vibration analysis 三维振动分析
The vibration and rotating speed signals enter the two adjacent channels in the diagnosis instrument, and is amplified and carried out A/D conversion, then is input into computer for analysis.
该方法中，转速、振动信号进入诊断仪相邻的两个通道，经放大A/D转换后，进入计算机进行分析。
Numerical calculation of fluid-structure acoustic coupling vibration were carried out for a 3-d elastic structure with FEM applied to structure analysis and BEM to fluid respectively.
本文对水下三维弹性结构振动的声辐射问题进行了流体-结构声耦合振动的数值计算。
Combined with the stroboscopic holography, the HFR method applied to the quantitative analysis of the 3-d vibration displacement fields of the bridge of violin.
与频闪全息法相结合，对小提琴桥马的三维振动位移场进行定量分析。
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