交流转换开关 meaning in English
ac switch
Examples
- Railway applications . fixed installations . particular requirements for a . c . switchgear . measurement , control and protection devices for specific use in a . c . traction systems . application guide
铁路设施.固定装置.交流转换开关装置的特定要求.交流牵引系统专用的测量控制和防护设备.应用指南