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价值500元锂电源放久了，本想简单激活，结果有充电电流但无电压
博世吸尘器锂电源，只是用5次就长期放置低压保护了，本以为很简单激活下就能使用，可是激活过程中发现有充电电流但是电芯发热电压明显不升高，想这样将近100元一枚的进口锂电芯，也经不住低压损坏的命运
电动工具电源维修大全175/417
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