电磁势（electromagnetic potentials）是描述电磁场的物理量。包括矢势和标势两部分。
... electromagnetic position measuring assembly 电磁位置测量装置 electromagnetic potential 电磁势 electromagnetic property 电磁性质 ...
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本文从电磁势的规范变换出发引入第五维空间和一个新场量。
The four-dimensional space-time of special relativity is augmented with a fifth dimension to take into account the gauge transformation of the electromagnetic potentials.
求解了运动媒质中电磁势方程的格林函数，给出了无界空间的推迟势。
Solving the Greens functions of electromagnetic potential equations in moving medium, the retarded potentials in unlimited space are obtained.
在经典电动力学的框架内，普遍自由选择涉及电磁势规范变换的任意规范条件。
Within the framework of classical electrodynamics (CED) it is common practice to choose freely an arbitrary gauge condition with respect to a gauge transformation of the electromagnetic potentials.
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