对电网中现有的变电站进行增容扩建和改造，是电网建设中的一个重要而且有效的手段。

To improve and expand capacity of the present transforming stations knitted within the grid is critical and effective for the construction of power grid.

youdao

对电网中现有的变电站进行增容扩建和改造，是电网建设中的一个重要而且有效的手段。

To improve and expand capacity of the present transforming stations knitted within the grid is critical and effective for the construction of power grid.

youdao