Based on PWM technique, the energy from battery discharges return to the master tape of DC, which has the advantage transmitting energy through two directions and realizes energy callback.
采用PWM调节方式，实现了能量的双向传递，将电池放电能量回馈到直流母带，解决了电池放电能量利用这一技术难题。
Proper use and maintenance battery is driving a car with technical personnel must master a foreign technology.
正确使用和维护蓄电池是汽车驾驶与技术人员必须掌握的一门技术。
Proper use and maintenance battery is driving a car with technical personnel must master a foreign technology.
正确使用和维护蓄电池是汽车驾驶与技术人员必须掌握的一门技术。
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