“subscriber line”簡單造句，subscriber line造句子

The third is the ability of the network to provide a variety of data communications services over a single digital subscriber line.

ISDN digital subscriber line ISDN

The article discussed how to upgrade the communication networks of CATV system and telephone system to support multimedia information service system, and introduced hybrid fiber coax and asymmetric digital subscriber line access technology.

VDSL (very-high-data-rate digital subscriber line)

very-high-data-rate digital subscriber line

Asymmetric digital subscriber line (ADSL) is a technology that provides broadband service for users on the existing twisted pair line.

automatic subscriber line testing equipment

symmetric sigital subscriber line