1)signaling protocol,信号协议2)DDSP,信号协议DDSP3)protocol character signal,协议特征信号4)NO.7 protocol,七号信令协议5)handshaking protocol,信号交换协议6)DSS1 Digital Subscriber Signaling No.1,1号数字用户信令(协议)
用法和例句
It also discuss the protocol character signal technology which is widely used, and the protective technology is given.