一次线路主方案编号、单母线系统图，排列图及平面布置图。

Design No. for primary circuit, the single busbar diagram, arrangement design and layout.

youdao

一次线路主方案编号、单母线系统图，排列图及平面布置图。

Design No. for primary circuit, the single busbar diagram, arrangement design and layout.

youdao