电压越高的电缆输送的电流强度就越小，损失的能量也就越少，但一般而言能量损失大约1%左右。
Higher voltage cables, which carry lower currents, lose less power, but the average is around 1 per cent loss.
电压越高的电缆输送的电流强度就越小，损失的能量也就越少，但一般而言能量损失大约1%左右。
Higher voltage cables, which carry lower currents, lose less power, but the average is around 1 per cent loss.
应用推荐