For the given parameters, the quantitative and qualitative analyses to the phase portrait and motion circle of the nonlinear free vibration are dealt with.
对给定参量的非线性自由振动的相位图特性、振动周期等进行了定量及定性研究。
For the given parameters, the quantitative and qualitative analyses to the phase portrait and motion circle of the nonlinear free vibration are dealt with.
对给定参量的非线性自由振动的相位图特性、振动周期等进行了定量及定性研究。
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