variable reactance造句

例句与造句

1. A variable reactance can be realized by duty ratio control . then the fcl can attain to the goal of controllable limiting fault current and controllable series compensation . first , the topology of pwm - fcl is proposed based on the analysis of others " s research
   它是由一个以pwm原理控制的电感模块和一个补偿电容并联后，再与一个限流电感串联而成，改变脉冲的占空比可以得到变化的阻抗，实现限流和串联补偿。
2. It's difficult to find variable reactance in a sentence. 用variable reactance造句挺难的