The pendulum swings.

钟动。

A pendulum vibrating seconds.

钟以动指示秒数。

The damping principle of high rise multistorey buildings equipped with suspension-mass pendulums was discussed and their damping performance was investigated.

摘要论述了在高层建筑结构中利用悬吊质量减震的原理并对其减震性能进行了研。

Based on the principle of compound pendulum,the measurement method and corresponding equipment for the centroidal deviation and the rotary inertia of rocket projectile were described.

复原理,阐述了箭弹的质偏和转动惯量的测量方法及装置,推导出了质偏和转动惯量的计算公式。

According to the measure of trilinear torsion pendulum and mechanical vibration theory, this paper presents the measure of compound trilinear torsion pendulum.

本文在总结国内外大量文献的础上，对PALIO轿车动力总成悬置系统隔振问题进行了深入地技术研。