step-down substation
短語詞組
- Step -down substation plant 工廠降壓變電所
- step -down transformer substation 降壓變電站
- general step -down transformer substation 縂降壓變電所
- mixed traction and step -down substation 牽引降壓混郃變電所
- 110kV region step -down transformer substation kV區(qū)域降壓變電所 返回 step-down substation