利用具有圆形横截面的导线减小了在横档上产生的涡流。

Using wires with a circular cross-section reduces the eddy currents produced on a rung.

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从载流直导线的磁感应强度公式出发，应用极限理论，计算了圆形载流导线轴线上一点的磁感应强度。

By analyzing the formula of magnetic inductional intension and using the margin theory, this paper worked out the magnetic inductional intension of a point on round electric current lead axes.

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从载流直导线的磁感应强度公式出发，应用极限理论，计算了圆形载流导线轴线上一点的磁感应强度。

By analyzing the formula of magnetic inductional intension and using the margin theory, this paper worked out the magnetic inductional intension of a point on round electric current lead axes.

youdao