本文应用直线法分析非理想导体所构成的薄感性膜片，其等效电抗和等效电阻能同时计算获得。
In this paper, the diaphragms and strips with finite conductivity are studied by the method of lines.
以具体电路为例，介绍一种求单口网络等效电阻的新方法，即外接电阻法。
Taking a specific circuit as a example, this paper describes a new method for calculating the equivalent resistance of single port network, a method of externally connecting resistors.
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