查询词典 moment of force

There are some people who also want to force me to be a politician, or force me to get married with a very countrified blockhead.

还有人要逼我从政或者逼我嫁给某个土得掉渣的傻冒吗？

According to Lorentz transformation,the relativistic covariant of electromagnetic field tensor and 4-dimension forces,and the relativistic invariance of electric charge,it can be directly proved that a moving magnetic monopole will be acted- by a magnetic Lorentz force ,and that the magnetic Lorentz force has the same accuracy as the Coulomb low.

概述了磁单极概念的历史发展，从洛伦兹变换出发，利用电磁场张量和四维力的协变性以及电荷相对论不变，直接证明了运动磁单极受磁洛伦兹力，建议了一个磁洛伦兹力的验证方案，并用磁洛伦兹力公式导出狄拉克电荷量子化条件。证明了磁洛伦兹力公式具有与库仑定律相同的精确度

The reason why the crimple appear in the DLC film on the glass substrate was studied. From the angle of enhancing the film-matrix binding force, the influence of the supersonic cleanning to the film-group binding force was studied.

研究DLC膜在玻璃基体表面产生褶皱的原因，从增强膜基结合力的角度入手，考察超声清洗对膜基结合力的影响。

A simplified PUMA robot force control model is given in this paper. The stability and rubustness is analysised by computer simulation. The step response of position loop and force loop in external alter mode is tested, and prove that the system posses critical damping ratio.

简化得出了PUMA机器人的力控制模型，利用计算机仿真的方法，分析了系统的稳定性及鲁棒性，给出了最佳参数的选择，测试了在外部修正方式下位置控制环及力控制环的阶跃响应，证明位控环具有临界阻尼的特性，并讨论了参数选择值不同时对系统性能的影响。

Since the cutting force of PDC cutter is related directly and closely to its cutting angle, correct calculation and analysis on its cutting angle is the basis and premise for analyzing cutting force and bit operating load.

PDC钻头切削齿的切削载荷与齿的切削工作角度有直接而密切的关系，所以正确地分析和计算齿的切削角度，是齿的切削载荷以及钻头工作载荷分析的基础和前提。

This study shows that for improving development effect in the cyclic flooding, order of roles played by various forces are: capillary force, elastic force, while gravity plays no part in it basically.

研究表明，在周期注水改善开发效果中，各种力所起的作用大小不同，毛管力的作用是主要的，弹性力的作用是次要的，重力基本不起作用。

Toward any tiny object , when we apply d'Alembert theory , we must consider stress , body force and the inertia force of elastic objects caused by acceleration .

对于任取的微元体，运用达朗伯尔原理，除了考虑应力和体力以外，还须考虑弹性体由于具有加速度而产生的惯性力。

The restoring force is more effective than the damping force for the control of cable instability.

弹性恢复力对于索不稳定性的控制效果比阴尼力更显著。

Damping force can be controlled in one of the two ways,open loop control or force feedback control.

通过特性试验，得到示功特性、速度特性，经转换得到阻尼器的阻尼力——电压模型和阻尼系数——电压模型。

TERRA FORCE technology from Danner became a revolutionary force in the footwear industry, providing exceptional boot support and stability without the traditional weight.

TERRA FORCE技术，从 Danner 在鞋类行业成为一种革命性的力量起，提供靴子特殊的支持和去除传统重量的稳定。

I was up all night because I was in pain, she said.

我整夜，因为我在疼痛，她说。

A crow caws /craoks.

乌鸦叫。 51-论文网