| 释义 |
potential difference pəˈtenʃəlˈdifərəns Ｓ短语⁴⁵⁸³⁶
基本英英近义反义例句例句
n.电位差;电势差
化学基本概念
Noun:
the difference in electrical charge between two points in a circuit expressed in volts近义词 voltage电压potential潜在的potential drop电位降electric potential电势
用作名词The presence of stray light is indicated by the absence of complete extinction when the phase difference is such that this should be achieved.若位差达到应当消光的程度，却未能完全消光即表示有杂散光存在。 The condition that the energy of a system is minimum when the system is in equilibrium is used for finding the contact potential difference of two metals.
利用系统平衡时的能量取极小值的条件，讨论了两金属的接触电势差问题，求出了接触电势差与费米能的关。 dictall
The heating oven is used as heating system, the temperature system includes thermocouple, electron potential difference instrument, temperature automatic instrument and transformer.
加热系统采用加热炉，测温系统包括热电偶、电子电位差计、温度自动控制仪、自偶变压器等。 http://dict.cnki.net
The resistance of any length of a conducting wire is easily measured by finding the potential difference in volts between its ends when a known current is following.
已知导线中流过的电流，只要测出导线两端电位差的福特值，就能很容易得出任何长度导线的电阻值。7781
We have made a novel instrument for the measurement of work function using contact potential difference method.
利用接触势差法自行设计开发了一种新型的表面功函数测试装置。 dictall
As the current through the varistor all the resistance wire, so A, B are any two points between the electrical potential difference.
由于电流通过变阻器的全部电阻丝，故 A、 B之间任意两点都有电势差。 chem17
If there is an AC potential difference between the shield and the measuring instrument, there may be capacitive currents flowing through the measuring circuit that will add interference.
如果屏蔽和测量仪器之间存在一个交流电势差，则可能有电容性电流通过测量电路，增大干扰。 eefocus
In the case of lead and lead dioxide, this potential difference is just over two volts per cell.
以铅和二氧化铅为例的电池，每节电池的电位差可产生2伏电压。 ecocn.org
It is measured by placing two electrodes on the surface of the test sample, applying a potential difference between them, and measuring the resulting current.
其测量方法是将两个电极放在测试样品的表面，在电极之间施加一个电位差，并测量产生的电流。 eefocus
The electron volt is not a unit of potential difference.
电子伏特不是,就是一单位的电子伏特。163
The principle and the method of making a special power supply for a small, highly stable potential difference meter are introduced. It finds comprehensive application in college physical experiments.
本文介绍了一种小型高稳定电位差计专用电源的原理及制作方法．该电源在大学物理实验中具有较广泛的使用价值。 cnki
What people did is they said let's define a unit of energy that represents a unit charge accelerated across a unit potential difference, and let's call that the electron volt.
前人们所做的就是他们说让我们确定,一个能量单位用来代表一单位电荷,加速穿过形成的一单位电势差，我们叫它电子伏特。163
With the example of working principle of US2 type AC potential difference accounts, the frequency formula was given by formula deducing and attaching with experiment data.
以 US2型交流电位差计工作原理为例，通过公式推导并附以实验数据给出了频率的修正公式。 cnki |