One of the most exciting ideas in modern physics is that gravity is not a traditional force, like electromagnetic or nuclear forces.
现代物理学最令人兴奋的观点之一是重力不是像电磁力和核力一样是传统力。
The theory’s vindication would come only with a glimpse of W and Z bosons—particles which, it posited, carried the weak force, just as photons carried the electromagnetic one.
因为,这个理论的最终证实, 惟赖人们一瞥玻色子W和Z的真容——该理论推断这两种粒子携带弱相互作用力,就像光子携带有电磁力一样。
A method of performing platform stabilization control was described by using the downhole turbine generator as the initiator of force moment and by adjusting its electromagnetic moment.
介绍和分析了一种用井下涡轮发电机作为力矩发生器,通过调节其电磁力矩的方法来实现稳定平台控制的方法。
Fundamental constants such as the strength of the electromagnetic force - the so-called fine-structure constant, or alpha - get their name from the fact that they are supposedly the same everywhere.
宇宙基本常数,比如电磁力强度之类的精细结构常数,符号位“alpha ”,它们因为被假定为不变量而得名。
Scientists believe that gravity, electromagnetic force, strong nuclear force and weak nuclear force are the Four Basic Forces of the universe.
科学家们认为,万有引力、电磁力、弱力和强力是宇宙中的四种基本作用力。
Then we derived the expression of electromagnetic force in the electromagnetic crystallizer in the cylindrical coordinates.
进而推导出在柱坐标系中,电磁结晶器内电磁力的表达式。
The measure result of the electromagnetic force between two charges is different in distinct reference system.
两个电荷之间的电磁作用力在不同参考系中测量结果是不一样的。
Tube electromagnetic forming is realized by magnetic pulse force.
管件电磁成形是依靠磁脉冲力来实现的。
With help of ANSYS software, the short circuit electromagnetic force is calculated and analyzed for an enclosed busbar.
借助ANSYS软件对封闭母线进行短路电动力计算和分析,并与理论计算值进行比较。
The model can depict radial force and electromagnetic torque generated in the motor more accurately in the region of magnetic saturation.
在大电流饱和状态下,该模型有效地描述了电机产生的径向悬浮力和电磁转矩。
However, the effect of electromagnetic force is stronger than that of the plasma drag force in helium arc.
在氩弧下,影响熔池形貌的另一个重要的驱动力是气体剪切力,而氦弧下则是电磁力。
The control effect of electromagnetic force on cylinder wake, lift force and drag force , which was caused by alternating current, is related to its frequency.
而交流电所产生的电磁力对于绕流涡街、升力、阻力的控制作用,则与所使用的频率有关。
Traveling-wave interaction and secondary magnetic field is generated electromagnetic force, which is a straight line to run the basic principles of electric motors.
行波磁场与次级相互作用便产生电磁推力,这就是直线电动机运行的基本原理。
The electromagnetic force decays rapidly in the molten steel, and its decaying speed is related to the current frequency and polar pitch of the stirrer.
在电磁搅拌作用下,电磁力的大小随钢液液池宽度的增加呈指数衰减趋势,其衰减速率与电流频率和搅拌器极距有关。
The dynamic characteristics of the magnetic operating mechanisms is decided by the match of the electromagnetic force and the counterforce.
电磁操动机构动态特性是由电磁吸力和负载反力配合过程决定的。
The cooperation of static electromagnetic attractive force and spring force characteristics is important to ensure the electromagnetic relay can operate reliably.
电磁继电器静态吸反力特性的配合技术是保证电磁继电器可靠性动作的关键技术。
Modern physics thinks that there are 4 kinds of force in the universe: electromagnetic force, gravitation, strong force and weak force.
现代物理学认为宇宙中存在4种力:电磁力、万有引力、强力和弱力。
The surface tension, arc blow force and electromagnetic force work positive to improve the penetration, and the buoyancy can increase the width in the middle of weld pool.
表面张力、电弧吹力和电磁搅拌力均有利于获得较大的熔深,浮力有利于增加焊缝中间部位的宽度。
The increment of unit capacity added the complexity of turbo-generator and the force of electromagnetic load, and various physical phenomenon became more and more complex.
发电机单机容量的增加,势必增加了大型发电机结构的复杂性以及电机内电磁负荷的强度,发电机内部的各种物理现象也变得越来越复杂。
The nonlinear electromagnetic force may cause the large oscillations of the rotor in some parameter regions.
非线性电磁力可以引起转子在一些区域有较大振动。
The electromagnetic force acting on the crack in a metal is studied by numerical simulation method. The distributions of electric current, magnetic field and the electromagnetic stress are given.
用数值模拟方法研究了金属裂纹尖端电磁应力的分布情况,给出了电流分布、磁场分布和电磁应力的分布。
The electromagnetic force acted on the molten metal is the core of electromagnetic theory applied in materials machining.
电磁场理论应用于材料加工过程的核心,是电磁力对液态金属的作用。
According to the principle of virtual-work, the formula of electromagnetic force based on magnetic vector potential is deduced.
根据虚位移原理,推导出基于矢量磁势的电磁力计算公式。
Behavior of the particles in front of metallic solidifying interface under electromagnetic force was discussed.
对电磁场作用下金属凝固界面前沿颗粒行为进行了考察。
A micro sampling actuator driven by electromagnetic force is designed and fabricated by MEMS technology.
设计和采用MEMS工艺技术制作了一种由电磁驱动的微量取样执行器。
A high performance electromagnetic counter-force actuator is designed for engine active vibration control system.
针对发动机振动主动控制系统设计了一种高性能电磁反力作动器。
Maxwell equations: Lorentz force, plane electromagnetic waves, radiation, light waves, reflexion, refraction, Huyghens principle, diffraction, interference phenomena.
麦克斯韦方程组:洛仑兹力,平面电磁波,辐射,光波,反射,折射,惠更斯原理,衍射,干涉现象。
The expressions of Lorentz's force in an electromagnetic field are derived.
导出了在电磁场中洛仑兹力的具体表达式。
The expressions of Lorentz's force in an electromagnetic field are derived.
导出了在电磁场中洛仑兹力的具体表达式。
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