Just to give you formulas, the force caused by the electric field is the charge times the electric field.
先给出一个公式,电场生成的力,等于电荷与电场之积。
Hopefully most of you know that the electric field is a vector field that basically tells you what kind of force will be exerted on a charged particle that you put in it.
希望大多数人都知道电场是向量场,电场描述了,对场中的带电小颗粒的力的作用。
Now, of course, 02 if you're doing 8.02, then you might actually have seen the divergence theorem already being used for things that are more like force fields, say, electric fields and so on.
自然地,如果你们上过8。,可能已经看到,散度定理的应用,在诸如力场、电场上的应用。
A number of cities across the US have passed ordinances eliminating rodeo's tools of torture -- the electric prod, spurs and the flank strap -- all of which use pain to force the animals to "perform."
美国的许多城市已经通过了淘汰残酷的牛仔竞技秀工具的法案,这些工具包括:电棒、马刺和侧腹带-这些工具均利用动物的疼痛来强迫它们“表演”。
And it's important conceptually because a lot of the forces are gradients of potentials, namely, gravitational force, electric force.
这在概念上很重要,因为很多力都是势场的梯度,比如重力场,电场。
The scientists applied a force to the ions by imposing an additional electric field on them.
科学家通过多加了一个电场来对离子施力。
Even so, the effect was to force many would-be makers of electric-vehicles to abandon their efforts, or to adopt inferior solutions instead.
即便如此,影响许多未来的电动车生产商放弃其努力,或者转而采用逊色些的解决方案。
To detect such a tiny force, the NIST team confined about 60 ultra-cold beryllium ions in a device called a Penning trap, which USES magnetic and electric fields to imprison charged particles.
为了测出如此微小的力,国家标准和技术学会的团队将大约60个超冷铍离子装在一个叫做“潘宁陷阱”的装置中,该装置是利用磁场和电场禁锢带电粒子的。
We know what an electric field is, it's just a space through which a Coulomb force operates.
我们知道,电场不过,是库仑力的作用空间。
There are three sections of damping force, and they are background damping force of a fluid viscosity, electric damping force of applied electric field and pressure of gas.
压缩和复原阻尼力主要由三部分构成,即电流变液基础粘度引起的本底阻尼力,电场强度函数的电致阻尼力和气室气体引起的压力。
Some of this force is also supplied by neutrons, which outnumber protons in most nuclei and have no electric charge.
强核力的一部分也由中子提供,在大多数原子核内,中子比质子数量多,并且不带电荷。
Heavy force sensor is a kind of high technology electric information device for heavy equipment.
大力传感器是现代重型装备的高科技电子信息器件。
The complete PE AGME electric presses PE perform the major control functions: force during course, distance, contact and final positions, and final applied force.
完整的PE系列AGME电子伺服压力机PE执行了主要的控制功能:工作过程中的压力、距离、接触位置和最终位置,以及最终的应用压力。
Current, electromotive force, or power supplied to an electric circuit, network, or device.
电流,电能,电力供给电路、网络或设备的电流、电动力量或电力。
It introduces a method of measuring keying force and relates the mechanism and electric sections of the apparatus. It is very useful for describing keying force and resilience curve.
介绍一种按键力测试方法,叙述仪器的机械部分和电气部分,在需要描绘按键力及回弹力曲线的场合尤其适用。
It was proved that the adsorption is produced by the static electric force.
实验表明,这种吸附是因静电力的作用而产生的。
Dynamic electric force microscopy was set up on a commercial atomic force microscope (AFM) to study the polarization of single nanocrystal.
在现有的商用原子力显微镜上实现了用动态电场力显微术来研究单个纳米颗粒的极化特性。
Sampling and monitoring all kinds of processing parameter, force parameter and electric parameter accurately, quickly is important to research the principle of trans-normal roll-casting technology.
而准确、科学、快速的采集与监测超薄快速铸轧过程各种工艺参数,力参数和电参数,对于探索超薄快速铸轧的技术规律原型,具有十分重要的意义。
Double doors adopt electric interlocking to force shower; double doors may be made as automatic movable door.
双门采用电动联锁强迫吹淋,双门可做成自动移门。
An intense femtosecond laser pulse can provide an electric field strength which exceeds the electric field force of valance electrons that holds the electrons to their ionic cores.
飞秒激光脉冲提供了一种极强极高的电场能够超过价带电子的束缚力,使分子、原子的电子体系发生巨大变化。
In local enterprises, Kang force lifts, the river Nanjiajie electric and other 5 enterprises accounted for nearly 93% of private lift production.
在本土企业中,康力升降机、江南嘉捷等5大龙头企业占民营升降机产量的近93%。
Check the wear of the electric brush and see whether the constant force spring has distorted or not. Over-worn electric brush and distorted force spring should be replaced.
检查电刷磨损情况,及恒力弹簧是否变形,电刷磨损过多或恒力弹簧已变形予以更换。
But, like a live electric wire, its destructive force is equally great. It can be either your servant or your master. It can bring to you evil or good.
但是,就象一根带电的线,它的破坏力也是惊人的,它既可能是你的仆人,也可能成为你的主人,它能为你带来美好,也能带来邪恶。
Then I summoned the rain maker right after I addressed the luminous star not before I calmed the electric force and the night goddess.
当我对准明亮的星星后,我召唤了唤雨师,之后我让雷电力量和夜晚女神平静了下来。
Using Lorentz alterrnate, this paper bears out force of motion electric charge acting on static charge.
文中利用洛仑兹变换给出了运动电荷作用在静止电荷上的力。
Using Lorentz alterrnate, this paper bears out force of motion electric charge acting on static charge.
文中利用洛仑兹变换给出了运动电荷作用在静止电荷上的力。
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