The "reference direction", which plays an important role in the electric circuit, is a kind of method and means for analyzing and calculating the electric circuit.
“参考方向”在电路中起着十分重要的作用，是分析计算电路的一种方法和手段。
This paper introduces in detail the reference direction of the main parameters in the electric circuit, and reveals its true connotation through some typical examples.
详细介绍了电路中主要物理量的参考方向，并通过典型例题揭示其真正内涵。
This paper introduces in detail the reference direction of the main parameters in the electric circuit, and reveals its true connotation through some typical examples.
详细介绍了电路中主要物理量的参考方向，并通过典型例题揭示其真正内涵。
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