尽管超导电缆的前景光明,却并非尽善尽美.Promising as they are, superconducting cables aren't perfect.即使这样, 超导电缆的能量损失也仅及相应铜电缆的1/200.Even so, these wires still lose only 1 / 200 th as much power as equivalent copper conductors.你也找到主电缆的基本...