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充电宝长时间放着电量会变少
更新时间: 2020-10-03 00:00:00  

充电宝长时间放着电量会变少,是由电芯的自放电特性决定的。刚充满电时电压高,搁置一段时间后,虚高的电压会下降,显示的电量会少一点。不同充电宝的水平体现在自放电的大小上。如果充电宝的电芯采用锰酸锂做正极材料,自放电程度会更大。

关键词: 充电 时间 电量

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