查询词典 pendulum bob

The methods testing the WEP usually are torsion pendulum and free falling, the latter one is limited by the height of experiment, so the sensitivity of this method can't be improved, thus nowadays the torsion pendulum is mostly used in high sensitivity experiment.

检验弱等效原理的方法多为扭秤方案和自由落体方案，自由落体法由于受到实验高度的限制，使得在地球上的实验精度无法得到进一步提高，因此现在高精度的地面实验大都采用扭秤方案。

Unlike the standard pendulum that swings back and forth, however, this torsion pendulum consisted of a small cylinder that twisted back and forth on the end of a tungsten wire one meter long and 20 micrometers thick.

不同于摇摆反复，然而的标准摆锤，这把扭力摆锤包括了扭转反复在钨导线的末端一米长和20 个测微表厚实的一个小圆筒。

In 1656, Christiaan Huygens invented the pendulum clock, which used weights and a swinging pendulum.

在1656年，克里斯蒂安惠更斯发明了钟摆的时钟，用度量衡和单摆摆动。

If the pendulum is made of invar, the bob does not rise or fall much.

如果用不胀钢做钟摆，摆锤升降的距离就很小，这样无论夏季或冬季，钟''。

If the pendulum is made of invar, the bob does not rise or fall much. So the clock keeps good time in summer and winter.

如果用不胀钢做钟摆，摆锤升降的距离就很小，这样无论夏季或冬季，钟都走得很准。

As object lessons to explain: 1 the nature and habits of oviparous animals, the possibility of aerial flight, certain abnormalities of vision, the secular process of imbalsamation: 2 the principle of the pendulum, exemplified in bob, wheelgear and regulator, the translation in terms of human or social regulation of the various positions of clockwise moveable indicators on an unmoving dial, the exactitude of the recurrence per hour of an instant in each hour when the longer and the shorter indicator were at the same angle of inclination, videlicet , 5 5/11 minutes past each hour per hour in arithmetical progression.

297他把它们作为实物教材，用以说明：（1）卵生动物的本性与习性，空中飞行的可能性，一种异常的视觉器官，世俗界用防腐药物保存尸体的方式。（2）体现于摆锤、齿轮与整时器上的钟摆的原理；不动的针盘上那可移动的正转的长短指针在各个位置作为人或社会规范所包含的意义；长针和短针每小时在同一倾斜度相遇的那一瞬间，也就是说，按照算术级数，每小时超过5 5/11分的那一瞬间，每小时重复一次的精确性。

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。

For every one of my New Year resolutions, I have been a backslider for years.

说到我的新年决心，我每年都做

With empathy and focus on a feeling level, we can all relate to the common ground of mutuality of emotions.

有了同情心和感觉上一级的重点，我们都可以涉及到相互的情感共同点。