多选题“fist mile”可理解为()A用户端到局端之间的接入部分B用户端到局端之间的距离为一公里C对接入网的形象称呼D专指数字用户线部分
多选题
“fist mile”可理解为()
A
用户端到局端之间的接入部分
B
用户端到局端之间的距离为一公里
C
对接入网的形象称呼
D
专指数字用户线部分
参考解析
解析:
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