1) point charge
点电荷
1.
The calculation of the interacting energy between conductor and point charge;
导体与点电荷之间的相互作用能的一点讨论
2.
Direct proof that electric image method can be used in angular space conductor and a point charge;
导体角域点电荷静电问题可用电像法解的直接证明
3.
Electric potential of a dielectric ball in the electric field of a point charge;
介质球在点电荷电场中产生的电势分布规律
2) point charges
点电荷
1.
Computer dynamic simulation of electric potential state of point charges;
点电荷电势分布的计算机动态模拟
2.
Computer simulation of the electrostatic field of a point charges at rest of 2-dimension;
用计算机模拟点电荷在二维平面上的静电场
3.
The paper introduces the operation conditions for the electric field intensity, and states that the intensity in the formula about the effect force of the electric field on point charges is the one initiated by other charges except the point ones after the point charges have been put in the field.
文章从电场对点电荷的作用力出发,阐述了电场强度定义的操作条件,指出电场对点电荷作用力表达式中的场强应为点电荷放入电场后,除点电荷以外所有其它电荷在点电荷放置处所激发的场强。
3) point electric charge
点电荷
1.
By analyzing interaction of point electric charge and electric current,in the deduction process of Newton s third law,the paper discusses the preconditions of Newton s third law in electromagnetism.
通过对点电荷及电流的相互作用进行分析 ,根据Newton第三定律的推导过程 ,得出Newton第三定律在电磁学中成立的条件 。
2.
By calculating,the article analyzes in detail the spread situation of electric magnetic fields in round space when the point electric charge moves in a low speed,and makes the diagram.
通过计算，详尽分析了点电荷低速运动时，周围空间电磁场分布情况，并给出图示。
4) Point of zero charge(PZC)
电荷零点
1.
Positive and negative charge amount, point of zero charge(PZC) and point of zero net charge (PZNC) of soils in central and southern China were studied on the basis of comparison of methods for the determination of PZC.
在比较几种测定土壤电荷零点方法的基础上 ,研究了中南地区几种土壤的正负电荷量、电荷零点 (PZC)和净电荷零点 (PZNC)。
5) zero point of charge
零电荷点
1.
Electrochemical parameters of Mg-Al-NO 3LDH particles in different electrolytic solutions (LiCl, NaCl and KCl), including zeta potential, isoelectric point (pH IEP), permanent charge density (σ P), and zero point of charge (pH ZPC) have been measured by electrophoresis method and potentiometric titration.
采用电泳法和电势滴定法测定出不同电解质 (LiCl ,NaCl和KCl)溶液中Mg Al NO3 层状双金属氢氧化物 (Mg Al NO3 LDH)颗粒的 ζ电位、等电点、永久电荷密度以及零电荷点等电化学物理量 ,探讨了电解质、pH和样品化学组成对Mg Al NO3 LDH电性质的影响 。
2.
The theoretical analysis on the zero point of charge (ZPC) and charge density of colloidal particle possessing permanent charges indicates that ZPC determined directly by means of potentiometric titration (PT) should be zero point of net charge (ZPNC) and the permanent charge density ( σ P) can be obtained from the adsorption amounts of H + and OH -( Γ OH - Γ H ) at ZPNC.
对用电位滴定法 (PT法 )测定的胶体颗粒零电荷点 (ZPC)的物理意义进行了理论分析 ,认为是零净电荷点(pHZPNC) ,推导出了pHZPNC、零可变电荷点 (pHZPVC)、永久电荷密度 (σp)、可变电荷密度 (σv)、净电荷密度 (σT)、pH和电解质浓度 (c)之间的理论关系式 。
3.
In this paper, the physical meaning of zero point of charge measured by acid -base potentiometric titration (PT) is discussed and it is considered to be zero point of net charge (ZPNC).
探讨了电位滴定(PT)法测定的零电荷点的物理意义,认为是零净电荷点(ZPNC)。
6) a pair of point charges
点电荷对
1.
Drawing the lines of electric force of a pair of point charges by computer;
用计算机绘制点电荷对的电场线
补充资料：点电荷
| 点电荷 point charge 带电体的一种理想模型。如果在研究的问题中，带电体的形状 、大小可以忽略不计 ，即可将它看作是一个几何点，则这样的带电体就是点电荷。一个实际的带电体能否看作点电荷，不仅和带电体本身有关，还取决于问题的性质和精度的要求。与质点、刚体等概念一样，点电荷是实际带电体的抽象和近似，它是建立具有普遍意义的基本规律的不可或缺的理想模型，又是把复杂多样的实际问题转化或分解为基本问题时必不可少的分析手段。例如，库仑定律、洛伦兹力公式的建立，带电体产生的电场以及带电体之间相互作用的定量研究，试验电荷的引入等等，都离不开点电荷。 |
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条