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【单选题】
关于CSMA/CD技术的说法,错误的是
A.
CSMA/CD是以太网采用的介质访问控制方法
B.
全称是载波监听多路访问/冲突检测
C.
使用CSMA/CD技术，用户轮流占用信道
D.
其工作原理可以归纳为“先听后发”和“边听”
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