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苹果5伏1安等于多少瓦
更新时间： 2020-12-17 00:00:00  

5瓦。功率=电压*电流，因此5伏1安的功率=5*1=5瓦。5伏是电器工作时的实测电压，如果电池电源供电能力小于5瓦时，电池电源的内阻会降掉一些电压，使用电器实测工作电压会低于5伏，用电器获得的功率就低于5伏了。

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