文章以贵州宝老山牵引变电所带电改造施工为例，介绍了牵引变电所带电改造的施工特点及施工过渡方法。

Taken electrification rebuild of Guizhou Baolaoshan traction substations as an example, the characteristic and transition method of the project are introduced.

youdao

文章以贵州宝老山牵引变电所带电改造施工为例，介绍了牵引变电所带电改造的施工特点及施工过渡方法。

Taken electrification rebuild of Guizhou Baolaoshan traction substations as an example, the characteristic and transition method of the project are introduced.

youdao