采用模态扩展技术实现由有限几个点的振动响应获取所需点上的响应。
The vibration responses of the need nodes were estimated according to the response of the finite nodes by the modal expansion technique.
最后通过模态扩展计算得到圆角危险截面圆弧上各点在疲劳试验过程中的弯曲正应力幅值。
The bending normal stress amplitudes of the nodes in the critical section near crankshaft fillet were obtained by modal expanded computation.
对于三维目标拦截问题，提出了一种新的具有鲁棒性的扩展连续滑动模态末制导律。
For the case of a three-dimensional interception, a new continuous extended sliding mode guidance law with robustness is proposed.
应用该函数可以简单地利用双通道动态分析仪，扩展为能计算多输入多输出系统的传递函数，从而进行实验模态分析。
From the function the dual channel dynamic analyzer which is only used for single-point excitation can be simply extended to solving random multiple-input excitation.
应用该函数可以简单地利用双通道动态分析仪，扩展为能计算多输入多输出系统的传递函数，从而进行实验模态分析。
From the function the dual channel dynamic analyzer which is only used for single-point excitation can be simply extended to solving random multiple-input excitation.
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