ADSL使用的数据调制技术是
A.FSK、QAM、CAP
B.PSK、QAM、DMT
C.CAP、PSK、FSK
D.QAM、CAP、DMT
正确答案是D
扫描二维码免费使用微信小程序搜题/刷题/查看解析。
版权声明:本文由翰林刷题小程序授权发布,如需转载请注明出处。
本文链接:https://doc.20230611.cn/post/728070.html
上一篇:In “A Fiddle and the Law,”Pappy Richards finally decided to turn his son in to the police because he liked the way Agent X talked and fiddled and he thought Agent X was _____.
下一篇:德尔菲法比较适于总概念的企划,企业命名或商标品牌设计等。