wire rope lay 中文意思是什麼
wire rope lay
解釋
鋼絲繩搓紋-
Standard specification for fine - wire bunch - stranded and rope - lay bunch - stranded copper conductors for use as electrical conductors
電導線用成束細線和成束絞捻銅導線標準規范 -
Cable lay wire rope
纜式鋼索 -
Alternate lay wire rope
混合捻鋼絲繩
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