hard-drawn copper-clad steel wire的意思|示意

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硬拉铜包钢线

硬拉铜包钢线硬拉铜包钢线 hard-drawn copper-clad steel wire 热粘合或溶剂自焊性漆包铜圆线 heat or solvent bonding self-gluxing enamelled round copper wire ..