该文对于统一目前有关场论著作中的符号以及电磁场理论的教学具有重要的作用。
The paper is important to unify symbols concerning field theory and to the teaching and learning of electromagnetic field theory presently.
该文对于统一目前有关场论著作中的符号以及电磁场理论的教学具有重要的作用。
The paper is important to unify symbols concerning field theory and to the teaching and learning of electromagnetic field theory presently.
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