In the control circuit, the digital pulse strings produced by the MCU trigger the thyristors to shift phases, through changing the control angle of the thyristors, the voltage output can changed.是什么意思_In the control circuit, the digital pulse strings produced by the MCU trigger the thyristors to shift phases, through changing the control angle of the thyristors, the voltage output can changed.在线翻译_英语_读音_用法_例句