讨论了静电场中零电势参考点选择的规律和在物理教学中的应用。
The paper mainly discusses what choice systematicness of zero potential reference in electrostatic field.
通过静电学、低频交流、直流等电路实例，质疑了电势零点问题，并对此进行了澄清。
Through electrostatics and examples of low-frequency alternating current and direct-current circuit, the problem of zero potential point is queried and clarified.
对电势零点的选取问题进行了分析，重点论述了电势零点如何选取及所限定的条件。
The problem of choice of zero point of electric potential is analyzed. concentrating on how to choose and the limited conditions.
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