【摘要】 通过对微变等效电路的分析,对交流通路中理想直流电压源相当于交流短路的问题,用比较容易理解的方法进行了阐述.更多还原

【Abstract】 In A.C.circuit,the conclusion that ideal D.C. voltage source corresponds to A.C.shot circuit.According to the analysis on equivalent circuit,and conbining the experience in teaching,this conclusion is accepted easily by students.更多还原