非静电场这一概念，在电磁学里指对实验室参照系存在变化的磁场激发的感生电场而言。

The concept of non-electrostatic field refers to the induced electric field stimulated by the changing magnetic field of reference system in a lab in electromagnetics.

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本文推导出在一般情况下的感生电动势和动生电动势公式，并在此基础上，对感生电场进行了进一步的研究，给出了求解感生电场的两个重要公式。

The article deduces emf from varying magnetic field and motional emf in a general case further researches induced electric field and presents two important formulae of induced electric field.

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用电象法求出了均匀外电场中导体球表面上感生电荷的分布。

The distribution of induced charges on a conducting sphere in a uniform field is calculated by method of images.

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