subscriber line

• Vdsl very - high - rate digital subscriber line
  超高速数字用户线路
• Adsl telecommunications - asymmetric digital subscriber line transceivers
  电信.不对称数字用户线路
• High - data - rate digital subscriber line , hdsl
  高速数位用户电路
• Automatic subscriber line testing equipment
  用户线自动测试器
• High data rate digital subscriber line hdsl
  高速数字用户回路
• Adsl asymmetrical digital subscriber line
  不对称数字用户线路
• High bit rate digital subscriber line
  高位速率数字用户专用线
• Adsl : asymmetric digital subscriber line
  不对称数字订阅线路
• Slic : subscriber line interface controller
  用户线接口控制器
• Mdsl medium - speed digital subscriber line
  中速数字用户线路