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- four vector potential 四维矢量位
- General expressions of the magnetic vector potential for multipole fields are derived. 推导出了用多极场空间谐波函数表示的磁矢位的通项表达式。
- With the development of edge finite element,the gauge problem is necessary to be solved when magnetic vector potential A . is used. 随着棱边有限元(Edge Finite Element)法的发展，以矢量磁位A为求解变量时规范问题成为需要解决的一个问题。
- After solution, the magnetic vector potential waveforms and the eddy current waveforms are drawn according to the result data. 最后根据瞬态计算出的数据绘出了磁矢位和涡流波形。
- With the realistic nucleon-nucleon interaction (Bonn potential), the vector potential can be obtained from solving the RBBG equation, which weakly depends on the momentum. 利用热力学第一定律可以得到自洽的有效质量(实的标量位)和每个核子的平均结合能随核密度的分布,采用现实的核子-核子相互作用的Bonn位,解RBBG方程得到核子在介质中的矢量位,它与动量的依赖关系是很弱的。
- According to Mr Zhang's vector potential theory, SP doesn't generated or originated from dipole layers but curl sources in the borders of dipole layers. 根据张庚骥先生的向量势理论，自然电位不是由偶极层产生，而是由旋度源产生，旋度源在偶极层的边缘。
- Considering the inconvenience of using the magnetic vector potential as state variable, magnetic flux density is used as the state variable in the design optimization. 针对以往用磁位作为状态变量不方便的情况，文中直接采用磁通密度为状态变量。
- A mathematical model was deduced to describe the finite element method(FEM) simulation of induction heating with the magnetic vector potential with the ANSYS software. 采用有限元分析法和ANSYS软件,引入复矢量磁位,推导了感应加热有限元模拟的数学模型。
- The electromagnetic wave propagating through a superlattice is analyzed. The vector potential along the propagating direction obeys the sine-Gordon equation. Some soliton solutions are given for different cases. 在超晶格中电子的动量分布与平衡分布偏离不远的弱直流电场偏置下,分析电磁场在超晶格生长方向的传播,得到电磁场传播方向的电磁场矢势分量服从sine-Gordon方程,给出了不同条件下的几种孤子解。
- The new definition of vector potential is presented in this paper According to the new definition,A and are also physical basic object in classical physics and (A, )and (E,B) are equal in status. 根据这新定义，A也是经典物理中的基本物理实体。 （A， ）和（E，B）是平等的。
- Corner Detection Using Vector Potential 图象角点检测的矢量场方法
- The Vector Potential of the Electrostatic Field 静电场的矢势
- It is clear to all of us that two plus two is four. 二加二等于四对我们大家都很清楚。
- He wove four plots together into a novel. 他把四条情节编成一部小说。
- A probe on the steady magnetic vector potential 对稳定磁场矢势的探讨
- We have tea at four o'clock in the afternoon. 我们在下午四点钟喝茶。
- The town boasts four swimming pools. 这座城镇以拥有四个游泳池而自豪。
- Vector potential of static electric field 静电场矢势物理特性研究
- Our football team won by four goals to nil. 我们的足球队以四比零取胜。
- He lay back and hit the ball for four. 他向后弯身击中球，得了4分。
