These equations are written more concisely as a single columnmatrix equation. 這些方程以單列矩陣方程表示會更簡單。
Based on elementary circuit theorems, the matrix equations for calculating layer currents are set up and some formulas are deduced. 根據電路基本定律，列出了計算各層定流的矩陣方程並推導了有關的計算公式。
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