It was studied that cold drawing effect on conduc tivity of aluminium wire with rare earth(RE) used for overhead transmission line.

• 摘 要 生产架空输电导线中钢芯铝绞线的难点之一是导电率指标不易达到， 随着含稀土铝导线的应用， 为达到这一指标开辟了一条新的、 有效的途径。