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为什么交流电压对人体的伤害程度只有直流电压的一半，交流电压在人体内形成回路不是会产生交流电吗？ 知乎 Template






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tomski为什么交流电压对人体的伤害程度只有直流电压的一半，交流电压在人体内形成回路不是会产生交流电吗？ 知乎 coloring
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