英语释义

• the difference in electrical charge between two points in a circuit expressed in volts

片语

potential l difference电位差

earth potential difference对地电位差

electron potential difference gauge电子电势差计

Body Potential Language Difference身势语差异

potential energy difference势能差

step potential difference跨步电位差

intrinsic contact potential difference固有接触电位差

potential magnetic difference of磁位差

electric potential difference[电] 电势差

英汉例句

• matrix: hi growth in loose and fecund, good drainage and humus rich sandy soil, growth potential difference in clay.

  基质：喜生长于疏松肥沃、排水良好且富含腐殖质的砂质土壤，在粘土中生长势差。

• the results showed, the nitrifying potential difference reached 5% significant level, among all treatments, and the nitrifying capacity was especially reduced by the treatments of 4, 5, 6 , 7.

  实验中各处理均能够降低土壤硝化势，达到5％的差异显着水平；处理4、5、6、7也能够限制抑制硝化强度。

• 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。

• voltage is always the measure of a potential difference between two bodies.

  电压，始终是衡量两者间电势差的物理量。

• the electrification of zero line results from the the potential difference between zero line and the earth.

  零线带电现象是指测量点处，零线与大地之间存在较明显的电位差。

• in this case, the current flowing through a wire is directly proportional to the potential difference maintained.

  在这种情况下，流过导线的电流与保持的电位差成正比。 （ 分词和分词短语作定语）

• bias, the potential difference applied between two points for controlling a circuit.

  偏压，在控制电路的两点之间的电位差。

• they work because certain materials, such as bismuth telluride, generate an electrical potential difference within themselves if one part is hotter than another.

  它们之所以能起作用是因为 一般的材料，比如碲化铋，如果其中一部分比另一部分热，内部就会产生电位差。

• the measurement of alternating potential difference may be perturbed by stray current.

  交变电位差的测量可能受到游散电流的影响。

• mine, the causes of natural thermal potential difference in return air in main shaft and its influence on mine ventilation system and the control methods.

  阐述了造成主井回风的自然热位差产生原因和对通风系统的影响，以及治理办法。

• a voltmeter is an instrument used for measuring the electrical potential difference between two points in an electric circuit.

  伏特计是用于测量电路中两点之间电势差的仪器。

• if a small potential difference exists between two ground points, some ground currents may flow through a sensitive part of the system.

  如果在两个接地点存在一个小的电势差，在系统的敏感部分就会有接地电流通过。

• ions, produced by dissociation of molecules, drift through the solution when a potential difference is maintained.

  由分子电离而产生的离子，当有电势差存在时，便在溶液中流动。

• large fracture aperture appeared at places where big potential difference existed between periods of major hydrocarbon infill and accumulation.

  烃类的大量充注期与烃类聚集成藏期势差变化的最大区，裂缝的开启程度最高；

• 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。

• 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伏特值，就能很容易得出任何长度导线的电阻值。

• 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。