The features of vibration stability and restoring forces of FPS under harmonic excitations are analyzed.
计算分析了FPS系统在简谐激励作用下的稳定性及恢复力特性。
The system is simplified into single degree of freedom dynamics model with piecewise linear restoring forces and square damping, then the piecewise nonlinear motion equation of ALT is established.
将该系统简化为单自由度分段线性恢复刚度，含平方阻尼的动力学分析模型，建立了铰接装载塔的分段非线性运动方程。
The world's major central Banks are joining forces in hopes of restoring investor confidence.
世界各主要中央银行正在联合起来，希望恢复投资人的信心。
The world's major central Banks are joining forces in hopes of restoring investor confidence.
世界各主要中央银行正在联合起来，希望恢复投资人的信心。
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