以下技术标准中,哪些属于非3GPP技术()
A.WiMAX
B.WiFi
C.GSM
D.CDMA2000
参考答案:A, B, D
There are many differences between the two popular programs —— Happy Camp & Where Are We Going?Dad!The former is filled with happiness,while the _______ is full of love.
A.official
B.fluent
C.native
D.latter
外商投资旅行社的外国旅游经营者应当符合哪些条件