因此必须利用导线换位，并且采用适当的相序排列方式以及换位方向来减小线路的不平衡度。
Therefore, to minimize line imbalance, conductor transposition, as well as proper phase sequence and transposition orientation have to be used.
一次线路主方案编号、单母线系统图，排列图及平面布置图。
Design No. for primary circuit, the single busbar diagram, arrangement design and layout.
在此基础上分析线路塔型、导线参数、相序排列等因素对不平衡电流的影响。
On this basis, the influences to unbalance current of line tower type, wire parameters and phase sequence arrange are analyzed.
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