尤其是，电磁学是很抽象的学科。
电学和磁学的问题尤其使他感兴趣。
The problem of electricity and magnetism interested him above all.
但还从未有人研究出磁学理论。
But nobody had previously worked out a theory about magnetism.
我们要在电磁学中检验同样的想法。
We are naturally drawn to try out the same ideas on electromagnetism.
这门课是电磁学系列的第二阶段课程。
磁性薄膜的研究，是磁学领域的研究热点。
The research of magnetic films is the focus in magnetism field.
根据电磁学的基本原理，对磁路结构进行了设计。
Based on the fundamental theory of electromagnetism, the magnetic structure is designed.
根据电磁学的基本原理，对磁路结构进行了设计。
Based on the fundamental theory of electromagnetism, the magnetic structure is designed.
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