The question is what does the curl of a force field mean?
问题是一个力场的旋度代表什么？
There is a force field around the arbitrary magnetic pole.
在任一个磁极的周围有一个力场。
It tells you that you cannot get energy for free out of your force field.
就意味着你不可能在力场里面无偿地得到能量。
So, it's a force field is the gradient of a potential so, I'll still keep my plus signs.
有一个力场，它是某种势的梯度，我们还是保持正号。
We suggest to study a special kicked rotor moving in a piecewise continuous force field.
本论文建议研究一类特殊的分段连续力场中的受击转子。
A special kicked rotor moving in a piecewise continuous force field is suggested and studied.
建议研究一类特殊的分段连续力场中的受击转子。
In the majority of applications either the force field or the displacement field is imaginary.
在多数的应用中，不是力场就是位移场总有一个是虚设的。
In the majority of application, either the force field or the displacement field is imaginary.
在多数应用中，不是力场就是位移场总有一个是虚设的。
In particular, a force field with no curl is a force field that does not generate any rotation motion.
特别地，一个没有旋度的力场，就是一个不产生任何旋转运动的力场。
The method of obstacle avoidance for mobile robot based on the virtual force field was presented.
提出了用虚拟力场方法来实现移动机器人的避障。
In this paper molecular dynamics (MD) simulation was applied to validate COMPASS force field for HMX.
首先通过分子动力学(MD)模拟考察了COMPASS力场对HMX的适用性。
The Temples were covered in a dome of crystalline amplified light somewhat like a glowing force field.
神殿被一个水晶放大的光的穹顶笼罩着，(这些光)在某种程度上就像炽热的力场。
A method of calculating force field of polyatomic molecule with model potential function is presented.
本文提出了一套用模型势函计算多原子分子力场的方法。
And the curl of a force field tells you how quickly the angular velocity is going to increase or decrease. OK.
力场的旋度告诉你，角速度增加或减小的快慢。
Our security seemed to be our total vulnerability and, perhaps, the force field of the inquiry on which we focused.
我们得到保障，好像是由于我们全然放下，或许还因为我们一直所探索的万能力量在发挥作用。
Introduction of vibration force field is beneficial to shorten, filling time and increase transient cavity pressure.
振动力场的引入，有利于缩短充模时间，提高瞬态模腔压力。
I want to remind you that if we have a solid in a force field, we can measure the torque exerted by the force on the solid.
提醒你们，假设力场中有一固体，可以由力对固体的作用测量出其扭转力矩。
The viscosity of LDPE melt decreases in vibration force field and has a minimum value with vibration frequency change.
在振动力场作用下ldpe熔体的粘度减小，随振动频率的变化有一最小值。
It is desirable first to consider the meaning to be assigned to the terms "consistent force field" and "equilibrium force field".
首先需要研究的是赋予术语“一致力场”和“平衡力场”的含意。
If you have a small solid somewhere, the curl will just measure how much your solid starts spinning if you leave it in this force field.
假如力场中某处有一小块固体，旋度度量的是固体在力场中的旋转程度，在力场里来观察。
Outside helical flow microfiltration assembly is a new kind of equipment by use of centrifugal force field to enhance permeate flux.
外旋流管式微滤膜器是一种新型的利用离心力场作用强化渗透通量的装置。
Based on the orbit equation of particle motion in central force field, the stable property and close property of orbit were discussed.
在中心势场中粒子运动轨道方程的基础上，进一步讨论粒子轨道的闭合性、稳定性。
Our main concern so far has been to say if we have a conservative force field it means that the work of a force is the change in the energy.
目前为止，我们主要关心的是，如果在保守力场中，力所做的功是，能量的改变。
So, what that means concretely is if you have a force field that conservative, then you cannot build somehow some perpetual motion out of it.
具体来讲，如果你有一个保守力场，就不可能建立起永恒的运动。
Based on the existing wind power resource, it focuses on the optimum selection of generator to match wind force field and the prospective analysis.
并重点从风机选型即如何根据风力资源情况为风电场匹配最合适的风力机组方面，进行了前瞻性分析。
The Ewoks freed Mace from the tempter's grip, and also saved him when Mace was trapped in a mystical lake, caught underwater by a strange force field.
伊渥克人帮梅斯从怪兽的嘴里逃脱出来，后来又在他陷入神秘湖的水下力场的时候救了他。
In this paper, a simple method of calculation is given, the method is common and can solve some questions of central force field of spherical symmetry.
本文给出了较简便的运算方法，该方法具有一般性，能解决一类球对称中心力场的许多问题。
Vibration force field was introduced into processing of plastics in tri-screw dynamic mixing extruders, so as to intensifying mixability and dispersion.
三螺杆动态混炼挤出机将振动力场引入到物料的塑化混炼挤出过程，达到强化混炼和分散的目的。
The agglomeration of the charged dust particle is investigated by the method of electric-fluid mechanics and the transport theory of external force field.
应用电流体力学和外力场输运理论，分析了电收尘器中带电粉尘粒子的凝并现象。
The agglomeration of the charged dust particle is investigated by the method of electric-fluid mechanics and the transport theory of external force field.
应用电流体力学和外力场输运理论，分析了电收尘器中带电粉尘粒子的凝并现象。
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