accumulator direct current supply
accumulator direct current supply
蓄电池直流供电
以上为机器翻译结果，长、整句建议使用 人工翻译 。
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The functions of direct current supply of accumulator were introduced. The operation results showed that the power supply had a good operation effect, and a low cost.
介绍了蓄电池直流电源的作用及功能，运行结果表明，该电源运行效果良好且成本低。
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