查询词典 pendulum

Till 1675, the pendulum type were used in the neck, Charles II of England introduced long waistcoats and men used the pockets of these waistcoats to put the watches.

直到1675年，钟摆式中所使用的脖子，英国查尔斯二世介绍了长背心和男子的口袋使用这些背心把手表。

At the ends of its swing,the pendulum bob is momentarily motionless and therefore has no kinetic energy.

在来回摆动的末端，摆锤是即时静止的，因此它没有动能。

The mass of the pendulum bob does not change from one location to another on the earth's surface.

摆锤的质量在地面各处都一样。

When pulled to one side of its equilibrium position and released, the pendulum bob vibrates about this position.

把此质点作为摆锤拉到平衡位置的一侧，然后释放，摆锤就在平衡位置附近摆动。

In order to study the theology of fire-fighting foam,which is similar to some specialfluid,a specially designed pendulum system with rectangular bob is used to measure yieldstress.

研究泡沫这种特殊流体的流变学性能时，用专门设计的钟摆式屈服应力测定装置测量泡沫的屈服应力，摆片为矩形。

The grid belt transports the original felt to pendulum bob cloth-cotton machine.

网带将原毡输送到摆锤布棉机上进行摆动布棉，摆后的棉层厚度均匀，可显著提高产品质量。

Mathematical model of the higher four level inverted pendulum is particularly educed in this paper.

其次，本文主要研究了倒立摆系统的各种控制方法，包括现代理论控制方法（极点配置法、线性二次型最优控制）、滑模变结构控制方法、两种智能控制方法。

But if you wanted to be highly scientific about it, you could tie a short piece of string to the barometer and swing it like a pendulum, first at ground level and then on the roof of the skyscraper.

但如果你想要高度科学性的话，你可以拴一根短绳到气压计上，让它像一个钟摆一样摇摆，首先在地面摇摆，然后在摩天大楼的屋顶上摇摆。

Linear inverted pendulum level MATLAB root locus correction procedures, change controller pole and zero, can be the effect of different control.

直线一级倒立摆根轨迹校正MATLAB 程序，改变控制器的极点和零点，可以得到不同的控制效果。

Linear inverted pendulum level MATLAB root locus correction procedures, change controller pole and zero, can be the effect of different control.

详细说明：直线一级倒立摆根轨迹校正MATLAB 程序，改变控制器的极点和零点，可以得到不同的控制效果。

As she looked at Warrington's manly face, and dark, melancholy eyes, she had settled in her mind that he must have been the victim of an unhappy attachment.

每逢看到沃林顿那刚毅的脸，那乌黑、忧郁的眼睛，她便会相信，他一定作过不幸的爱情的受害者。

Maybe they'll disappear into a pothole.

也许他们将在壶穴里消失