“four quadrant rectifier”的概念、定义、翻译、参考文献-科学参考

单词	four quadrant rectifier
释义	four quadrant rectifier Encyclopedia 工学轨道交通车辆电力电子变换设备释 four quadrant rectifier四象限整流器电动车辆上安装的可以将电能从交流接触网侧馈入到直流侧，也可以将电能由直流侧回馈到交流接触网的电力电子设备。又称PWM整流器。
随便看	safety pedagogy safety performance safety performance evaluation safety period of fertility alteration safety pharmacology safety physiology safety pillar safety pre-evaluation safety production cost safety production incentive mechanism safety production index safety production insurance safety production liability insurance safety production license system safety production of hydropower station safety production qualification certification training safety production responsibility system safety production rules and regulations safety production strategy safety product validation safety profit safety protection safety protection and guarantee on navigable waters safety protection device safety protection for beryllium poisoning

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