為什麼有些產品附三條線,有些兩條? - 居家修繕
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By Brianna
at 2013-11-09T19:34
at 2013-11-09T19:34
Table of Contents
呃,裝衛浴的時候遇到的問題。
1. 燈座:上面有三條線,然後師傅馬上剪掉一條!
問他是說那是押斯 (接地線?)
2. 抽風機:上面只有兩條線!應該就是火線和水線這樣。
啊,我想問的是:為什麼同樣是電器,一個兩條線,一個卻三條線呢?
不過雖然他有三條線,師傅還是一下就剪掉了!
所以是廠商不懂costdown還是?
以上 感謝各位的分享與指點 ^^
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居家修繕
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