GSM是以下哪个的简称:()
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GSM是以下哪个的简称:()
A.GlobalSystemforMobilecommunications
B.GlobalStandardforMobilecellular
C.GeneralStandardforMobilecellular
D.GeneralSystemforMobilecommunications
参考答案:
GSM是以下哪个的简称:()
A.GlobalSystemforMobilecommunications
B.GlobalStandardforMobilecellular
C.GeneralStandardforMobilecellular
D.GeneralSystemforMobilecommunications
参考答案: