dedicated circuit

基本解释

Is Each PKS node have a dedicated circuit breaker. Redundant devices should have dual power supply?
是否每个PKS节点在配电盘上均有单独的断路器，冗余节点应配两路电源？
Circuit switched transmission entails a dedicated circuit for communication between two dedicated devices.
线路交换传送需要在两个专用设备之间使用专用线路进行通信。
That technology makes calls less expensive than traditional phone services, which require a dedicated circuit for each connection.
它比传统电话话费要低廉许多。

However, VOIP differs from the usual phone services in that it sends calls as digital packets of information over data networks rather than relying on a dedicated circuit-switched network.
ECONOMIST: Taking the battle online The
Using a dedicated high-current electric circuit, like those installed for electric ovens, these can recharge the MINI E in 4.5 hours. (With an ordinary mains socket, by contrast, recharging could take all day.) For cars with smaller battery packs, like the Smart, overnight recharging from a conventional socket is possible.
ECONOMIST: Rational consumer