电话用户

1.The telephone directory gives people's names, addresses, and telephone numbers.

号码薄中列有用户姓名、住址号码。

2.The simple comparison is made between Integrated Server Digital Network User Part (ISUP) and Telephone User Part (TUP) in this paper.

对公共信道信令系统中业务数字用户部分(ISUP)用户部分(TUP)进行了简单比较。