Substation miniaturization and cable output feeder is one feature of city power grid construction and alteration.

城网建设与改造的特点之一是变电所的小型化和采用电缆出线。

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Substation miniaturization and cable output feeder is one feature of city power grid construction and alteration.

城网建设与改造的特点之一是变电所的小型化和采用电缆出线。

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