phase plane [数] 相平面 ; [自] 相位平面
phase plane portrait [自] 相平面图
phase plane method [力] 相平面法
phase plane plot 相平面图
phase-plane trajectory 相位平面轨线
normalized phase plane 正常化相位面 ; 化一相位面
multifold phase plane [计] 多页相图
以上来源于: WordNet
First, we take the analysis of phase-plane on the invariant plane for the perturbed and unperturbed systems.
首先，我们在常值平面上对扰动和未扰动系统进行相平面分析；
Time history curves of displacement, hysteretic curves of restoring force, phase-plane trajectory curves, time history curves of energy have been obtained.
得到了框架结构稳定与不稳定时的位移时程曲线、滞回曲线、相平面曲线及能量时程曲线。
Based on MATLAB, the phase-plane method can be used to research on nonlinear capture function and nonlinear tracing function of PLL.
基于MATLAB，用相平面法研究了，PLL的非线性捕获和非线性跟踪性能。
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