high voltage double circuit 高压倍加电路
double voltage driving circuit 低压驱动电路
double busbar voltage switch circuit 双母线电压切换回路
The paper analyzes the characteristics and economic indexes of ultrahigh voltage double circuit lines installed on same tower and compares with single circuit lines.
分析同塔双回路超高压输电线路的技术特性和经济指标，并与单回路作比较。
A novel composite circuit power supply with double voltage and full-wave rectification for CO2 lasers are developed.
本文介绍一种利用倍压和全波整流复合的新型电路所研制的CO_2激光器电源。
Because the circuit needs current overload protect, a double loop strategy , with current feedback of filter inductance as inner loop and output voltage as outer loop, is studied.
根据需要电路电流过流保护的特点，重点介绍了滤波电感电流反馈做内环，输出电压做外环的双环控制策略。
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