In order to meet the need of long-distance and large-capability electricity transmission, the extra-high tension electricity transmission lines are widely used.
为了满足远距离、大容量输电和联网的需要，超高压输电目前已经广泛使用。
In order to meet the need of long-distance and large-capability electricity transmission, the extra-high tension electricity transmission lines are widely used.
为了满足远距离、大容量输电和联网的需要，超高压输电目前已经广泛使用。
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