electric potential difference [电] 电势差 ; 电位差 ; 电位差电势差 ; 电压
electric c potential difference 电位差 ; 电势差
difference of electric potential 电位差
potential difference of electric 电位差
relative electric potential difference 相对＜电极＞电位差
difference of deterrent electric potential 遏止电位差
ED electric potential difference 电力工业
electric potential difference signal 电势差信号
The relationship and difference between electric potential energy, interaction energy and electrostatic energy are revealed through calculation and discussion of some examples.
通过具体例子的计算和讨论，揭示了静电场中的电势能、相互作用能和静电能之间的联系和区别。
Commonly used has the galvanometer, the amperemeter, a volt idea, the electric bridge, the potential difference counts and so on.
常用的有电流表，电流表，电压的概念，电桥，电位差计数等。
Sensitive Galvanometer, Model J0409, is suitable for the laboratories of middle schools and polytechnic schools to measure small electric current and electric potential difference.
J0409型灵敏电流计适用于中学、中专等实验室测量直流电路中微小电流和微小电势差。
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