The original truss of Gezhou Dam 500 kV switching station has installation quality defects, resulting in instability problem and becoming serious hidden troubles to safe operation.
原葛洲坝500kV开关站构架的安全稳定性不足，存在安装质量缺陷，成为开关站设备安全运行的重大隐患。
The original truss of Gezhou Dam 500 kV switching station has installation quality defects, resulting in instability problem and becoming serious hidden troubles to safe operation.
原葛洲坝500kV开关站构架的安全稳定性不足，存在安装质量缺陷，成为开关站设备安全运行的重大隐患。
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