高速直流断路器
high-speed DC circuit breaker
3路输出直流-直流变换器
three output DC-DC converter
扼流圈整流器直流充电
DC choke rectifier charging
模块化多电平换流器直流输电系统
modular multilevel converter HVDC(MMC-HVDC
直流-直流变换器
DC-DC converter
DC to DC converter
DC/DC converter
direct-current direct-current converter