全部

1·Product type POTS splitter. System application asymmetric digital subscriber line.

产品类型POTS分离器。系统的应用，非对称数字用户线路。

2·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。

3·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。