背靠背PWM变流器
Back-to-back PWM Converter
背靠背变换器
Back-to-back PWM Converter
背靠背换流站
Back-to-Back Converter Station
Back to Back Converter Station
背靠背外汇协议
Back to back FX agreement
背靠背直流工程
BTB HVDC power transmission demonstration project
背靠背直流输电系统
back-to-back HVDC system
back-to-back DC transmission system