undamped oscillation [物] 无阻尼振荡 ; 无衰减振荡 ; 非衰减振荡
undamped vibration [物] 无阻尼振动 ; 非衰减振荡
undamped natural frequency [物] 无阻尼自然频率 ; 无阻尼固有圆频率
undamped frequency 无阻尼频率
undamped geophone 无阻尼检波器 ; 无阻尼地震检波器
Undamped system [物] 无阻尼系统 ; 无阻尼情形
Undamped Modal Frequency 无阻尼模态频率
undamped spiking 无阻尼尖峰
undamped period 无阻尼周期
ADJ (of an oscillating system) having unrestricted motion; not damped (震荡体系)未衰减的
The use of the free undamped normal modes is seen to ensure that the linear and angular momenta of the distortional motion vanish.
看来采用自由无阻尼正规模态可保证变形运动的线动量和角动量为零。
The purpose of this paper is to find out an approach of inverse eigenvalue problems of undamped mass-spring system by using an attached lump of known mass.
本文探讨了用附加已知质量的方法求解无阻尼质量弹簧系统的逆特征值问题的可能性。
The exact solution of linear, undamped forced vibration response is developed, and the damped forced vibration as well as the self-excited oscillation are obtained numerically.
推导了弹性轴向行进索无阻尼线性受迫振动解，用数值方法求得有阻尼行进索受迫振动和自激振动响应。
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