恒流式焊接电源 constant-current welding source
恒流焊接电源
Constant current welding power supply
以上为机器翻译结果，长、整句建议使用 人工翻译 。
在焊接电源的充电回路中设计了三相桥式半控、恒流高效充电回路，取消了限流电阻；
A three phase half controlled bridge circuit with constant current and high efficiency is designed in the charged loop of the welding power supply. So a limiting current resistance is canceled.
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