pendulums

英 [ˈpɛndjʊləmz]

美 [ˈpɛndʒələmz]

n.  钟摆
pendulum的复数

柯林斯词典

• 钟摆
  Thependulumof a clock is a rod with a weight at the end which swings from side to side in order to make the clock work.
• N-SING （局势意见等的）摇摆不定，变化不定
  You can use the idea of apendulumand the way it swings regularly as a way of talking about regular changes in a situation or in people's opinions.
  1. The pendulum has swung back and the American car companies have made dramatic advances in safety...
     三十年河东，三十年河西，美国汽车公司在安全方面已经取得了巨大进步。
  2. The political pendulum has swung in favour of the liberals.
     政治形势转而对自由主义者有利。

双语例句

• In this paper the reduction effects on the seismic response of tall building are investigated by applying the suspended mass pendulums and the approach of reducing multi modal responses of tall building using this device is presented.
  本文研究了高层建筑利用悬吊质量摆的减震作用，首次提出了利用摆减小高层建筑多个振型反应的方法。本文研究利用悬吊质量摆来减小结构地震反应的方法。
• Vibration analysis of disorderly coupled pendulums
  失调耦合摆振动分析
• To research the effectiveness of passive control device on tower vibration control, a tunnel test model with suspended mass pendulums was proposed.
  为了研究被动控制装置对格构式高耸结构的控制效果，提出了一种悬挂质量摆风洞试验模型。
• Wind-induced vibration control of long span transmission tower with suspended mass pendulums
  悬挂质量摆对大跨越输电塔的风振控制
• Most people do this with pendulums where they bounce these balls against each other.
  大部分人用单摆做，它们会碰撞，相互碰撞。
• By way of analysis, the zero stiffness condition of system at the equilibrium position and the relationship of systematic horizontal stiffness that varies with the ratio of lengths of two pendulums and with the stiffness of spring at lower end were obtained.
  通过分析，得出了系统在平衡位置处的零刚度条件，系统水平刚度随两个摆长之比和下端弹簧刚度而变化的关系。
• Since we are always present in our bodies, understanding how we can use our bodies as pendulums is a tool we can use at any given moment in our lives.
  因为我们总是和自己的身体同在，了解怎样将身体作为钟摆来使用是在生活中，以及在任何一个确定时期都可以使用的工具。
• A stability controller was first designed for inverted pendulums based on a Lyapunov function with the form of energy, the pendulum was then raised to its upper equilibrium position and the cart displacement and angle were both brought to zero.
  基于一个能量形式的Lyapunov函数设计了倒立摆稳定控制器使得摆趋于上平衡位置，并且使得小车位移和角度都收敛于零。
• Good clocks have pendulums which are automatically compensated for temperature changes.
  好钟的钟摆可以自动补偿温度变化。
• Quality. Design of Wind induced Vibration Control for Steel TV Tower with Pendulums
  悬吊质量摆对钢结构电视塔风振控制设计