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1.The tower-footing impedance of the transmission line is a critical factor in determining its performance.
传输线路的塔基阻抗是决定其性能的关键因素。
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2.The tower-footing impedance affects the efficiency of the power transmission system.
塔基阻抗影响电力传输系统的效率。
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3.In designing the tower, it is important to consider the tower-footing impedance and the load conditions.
在设计塔时，需要考虑塔基阻抗和负载条件。