本文将对一种新的自激振动系统，即带有摆控开关的磁力摆的结构、原理及实验结果作一扼要的介绍和讨论。
This paper briefly introduces the structure and principle of a new system of self-excited oscillations, which is a magnetic pendulum with swing-controlled switch.
带黏弹减摆器的直升机自激振动具有非线性特性。
Nonlinear characteristics are observed in self-excitation of helicopter with elastomeric lag dampers implemented.
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