搜索 - 科创

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当你摸它的时候，不管你摸什么部位，都必须把你的身体的电阻考虑进去，从电压的角度说，220的危险程度要远大于5伏的。当你身体的电阻一定的情况下，电压越高，危害越大。

文件下载

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文件名称：{{ resource.defaultFile.name }}

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约找到 10000 条结果，耗时 0.223 秒

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