This paper shows the methods for determining the ideal Shielding factor of cable sheath, and gives the formulas for calculating the additional impedance due to magnetic flux in the steel armor.
本文介绍了缆皮理想屏蔽系数的确定方法，同时给出了由钢带内的磁通引起附加阻抗的计算公式。
This paper shows the methods for determining the ideal Shielding factor of cable sheath, and gives the formulas for calculating the additional impedance due to magnetic flux in the steel armor.
本文介绍了缆皮理想屏蔽系数的确定方法，同时给出了由钢带内的磁通引起附加阻抗的计算公式。
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