ADSL是“非对称数字用户线路“的英文缩写,是通过新的技术在一般电话线路里加入了高频宽带信号,具有传输距离远,设备便当等特征,因而变成如今社会上最为盛行的宽带接入方法.

(ADSL is the English abbreviation of "Asymmetric Digital Subscriber Line". It is a new technology that adds high-frequency broadband signals to general telephone lines. It has the characteristics of long transmission distance and convenient equipment, so it has become the most popular broadband in today's society. access method.)

[下载]11420755290.rar

2022-7-28 11:42 上传

文件大小: 85 KB
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ADSL是“非对称数字用户线路“的英文缩写,是通过新的技术在一般电话线路里加入了高频宽带信号,具有传输距离远,设备便当等特征,因而变成如今社会上最为盛行的宽带接入方法.

(ADSL is the English abbreviation of "Asymmetric Digital Subscriber Line". It is a new technology that adds high-frequency broadband signals to general telephone lines. It has the characteristics of long transmission distance and convenient equipment, so it has become the most popular broadband in today's society. access method.)

[下载]11420755290.rar

2022-7-28 11:42 上传

文件大小: 85 KB
下载次数: 0