快速超快速充电
fast and ultra-fast charging
超速开关的断开
overspeed switch shutdown
电子超速开关
electronic overspeed switch
机械式超速开关
mechanical overspeed switch
直流快速开关
alkali de-weighting treatment
DC high speed circuit breaker
Direct current circuit breaker
DC quick switch
超高速开关设备
Super-high-speed Switchgear
超高速开关装置
Super-high-speed Switchgear
超快超连续谱激光
ultrafaat superoontinutun laser