small DC current 直流小电流
DC low resistance, small, may correspond to current use.
直流电阻较低，小型，可对应大电流用途。
The inverter arc welding power source is the new power source and features high speed, small DC current ripple, stable arc, light weight, small capacity and low power consumption.
逆变式弧焊电源是新一代的弧焊电源，其特点是速度快，直流输出电流波纹小，电弧稳定，质量小，体积小，能耗低。
The technique of paralleling current sharing of switching power is introduced; the small signal model of the single DC/DC module and the multi-module is analyzed.
文中介绍了电源并联运行的各种均流技术，对单模块DC／DC电源和多模块电源并联运行进行了小信号分析。
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