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  • 電線電纜的傳輸電(磁)能,信息和電磁能量轉(zhuǎn)換線產(chǎn)物。普遍的電線和電纜也被稱為為電纜。廣義的電纜絕緣電纜。它可以被界說如下:由以下局部構(gòu)成:一個或多個絕緣線芯,和他們每一個人的總和...[詳情]
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