color-forming unit 中文意思是什麼
color-forming unit
解釋
色生成單位-
Forming cable : six main wire core which divided into two groups according its color and one control unit intertwist encircling core in right direction
個主線芯按紅綠白分成二組與一個控制單元圍繞地線按右向絞合成纜。
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