对具有无限方差的一阶自回归非平稳过程进行了研究。
We study the unstable autoregressive process for the first order with infinite variance.
通过例子对一阶隐式方程积分曲线之相交性进行了直观研究。
The first order hidden equation integral curve's intersection has been studied through the example.
采用模态集结法对其高阶模型进行降阶。
Then the high order model was reduced by the modal aggregation method.
并分析和讨论了悬臂梁前四阶模态对损伤的敏感性。
The sensitivity of the first four mode shapes to crack location and depth are discussed.
并分析和讨论了悬臂梁前四阶模态对损伤的敏感性。
The sensitivity of the first four mode shapes to crack location and depth are discussed.
应用推荐