什麼是正港的接地系統? 比人高的銅棒插到地面深處 早期老師傅接地工法 ft.Hilti｜DIY實作｜【宅水電】
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Channel: 宅水電
Views: 356,250
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Keywords: 接地, 接地系統, 銅棒, 火藥, 電動工具, 歐姆, 電線, 油壓工具, 喜利得, Hiliti, DIY, 宅水電
Id: 6K0guFvBKkA
Channel Id: undefined
Length: 17min 51sec (1071 seconds)
Published: Fri Dec 22 2023
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