開關C換成與B一樣的?還是就用原來的?兩根粉線都接上了?還是隻接了一根?
問過欲哥沒有?他一直幫大公司解決機電問題。
開關C換成與B一樣的?還是就用原來的?兩根粉線都接上了?還是隻接了一根?
問過欲哥沒有?他一直幫大公司解決機電問題。
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