发布时间:2025-01-18 00:41:52
激光打印机的辐射要大于 电脑的辐射 如果是针式打印机就没事了 不过不会对人体造成危害
家里的电源总电闸一个螺丝烧黑 螺丝附近的塑料也黑了 不换可以吗 要是换 自己能换吗 怎么换
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