The wire and electric cable's choice is one of for in electrical power distribution system design primary coverages.

导线和电缆的选择是供配电系统设计中的主要内容之一。

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The wire and electric cable's choice is one of for in electrical power distribution system design primary coverages.

导线和电缆的选择是供配电系统设计中的主要内容之一。

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