copper wire braid shield cable 铜编织线屏蔽电缆
This is the most expensive place to lay networks and the last mile of cable is faster than a copper wire.
最后一截网络铺设最为昂贵,有线电路在此段的速度快于铜线电路。
Response of a US copper wire manufacturer: US wire and cable manufacturers purchase about 70 percent of the copper mined in the US.
一家美国铜线制造厂商的回应:美国的铜线和电缆制造厂商每年在国内采购大约70%的铜矿。
The insulating layer is pure natural rubber, copper wire for copper, so, in order to ensure the safety of wire and cable of good conductivity.
绝缘层一般为纯天然橡胶,铜丝为无氧铜,这样,才能保证线芯的良好导电性及电缆的安全性。
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