Under AT&T’s new policy, customers using digital subscriber line (DSL) connections to the internet will have a monthly download limit of 150 gigabytes.
按照美国电报电话公司的新政策，使用数字用户线路（DSL）接连互联网的客户将受到限制，即每个月的下载量限制为150 G。
Very-high-speed digital subscriber line(VDSL) is the fastest access technology of the xDSL family.
甚高速数字用户线（VDSL）是数字用户线（DSL）家族中速率最高的接入方式。
Asymmetric digital subscriber line (ADSL) is a technology that provides broadband service for users on the existing twisted pair line.
非对称数字用户线(ADSL)是利用现有电话网的铜双绞线为用户提供宽带业务的一种新技术。
A new kind of subscriber line testing system for SPC exchanges is introduced.
介绍一种新型的程控交换机用户线测试系统。
The initialization module is used for initializing the subscriber line interface controller.
初始化控制模块用于初始化用户线路接口控制器。
Line coding is an important step in the design of full-duplex transmission system to support ISDN subscriber line basic access.
在ISDN用户线基本接入全双工传输系统的设计中，线路编码是重要的一步。
STA5 subscriber line is applied to subscriber line interface of programmed control digital switches, and two wire analogy remote interface of access network.
STA5型用户板用于数字程控交换机的用户接口，也可做为各类接入网系统的远端二线模拟接口。
ADSL is one of the modulation techniques. Using the wideband capacity in copper twisted-pair cable, high speed data can be transmitted on the subscriber line.
ADSL技术是一种调制技术，在双绞铜线的两端分别接入adsl调制解调器，即可利用其高频宽带特性传送高速数据。
Presently, Asymmetric Digital Subscriber Line (ADSL) wideband technique is paid attention to extremely.
目前，非对称数字用户环路ADSL宽带技术倍受关注。
Presently, Asymmetric Digital Subscriber Line (ADSL) wideband technique is paid attention to extremely.
目前，非对称数字用户环路ADSL宽带技术倍受关注。
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