A joint. It is set at the connection of the cover head of core with power supply wire to cover the plastic casing of electric connection of copper strand and power supply wire.

一接头，设置在上述芯线及包覆层的首端与电源的供电线的连接处，用以包覆所述的铜绞合线与电源的供电线的电气连接的塑料罩壳。

youdao

SiliFlex Ribbon Cable is produced from high strand round copper conductors that are individually insulated with Silicone rubber.

硅橡胶柔韧带状电缆以多股圆铜导线生产因此与硅橡胶单独绝缘。

youdao

Like the copper cable, it would be buried in the ground--but a strand the diameter of a human hair could carry thousands of times more information than the copper wire.

FORBES: The Trials Of Amory Houghton Jr.