Although relayprotection owns high reliability and sensitivity, it adopts the ways of touch-dot control, which will be substituted by the methods of software control.
虽然继电保护的可靠性和灵敏度等都很高，但是它采用的触点控制方式，将会被软件控制方式所取代。
2
One basic requirement to starting element ofrelayprotection is that it has high sensitivity and can reflect all kinds of faults.