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電磁波檢測筆的原理 急
Apr 4th 2014, 12:12

我現在正在做一個電磁波的專題作業
我有查到電磁波的原理
但還要檢測電磁波
市尚有在賣電磁波檢測筆和電磁波檢測儀
卻沒有介紹檢測電磁波的原理
我想要知道這個儀器的原理

  • 2014-04-04 20:13:01 補充

    如何DIY

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