The characteristic of copper clad aluminum bimetal wire(for short CCA)are introduced, and the skin effect-the trait of CCA used in transmitting high frequency signal is analyzed.

介绍了铜包铝线的特点、主要机械和屏蔽性能，并分析采用铜包铝线替代圆铜线用于控制电缆编织屏蔽的可行性。

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The cup and cone-shaped fractures often occur when a high strength bimetal composite wire is drawn.

在高强度双金属复合导线的拉拔过程中，往往产生杯锥状断口的断裂形貌。

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