[請問] 手機充電變磁鐵?
想請問....
關鍵字如標題
剛剛手機充電擺桌上,拿起來使用時
發現後面怎麼有東西,翻過去一看是訂書針被吸附在上面
位置大概在手機背面的底部上來約兩公分左右
請問這現象是正常的嗎?
(後來我把電線拔掉後,一樣有吸附作用...)
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