单项选择题
A.时分多路复用B.频分多路复用C.码分多路复用D.空分多路复用
A.HTTP 头 B.性能 C.主目录 D.文档
A.11001001 B.11111001 C.01111001 D.01011001
A.10110111 B.10000111 C.10100111 D.01111001
A.1024 B.2048 C.4096 D.8192
A.6 B.13 C.25 D.28
A.=AVG(B3+C3) B.=AVERAGE(B3+C3) C.=AVG(B3/C3) D.=AVERAGE(B3:C3)
A.白橙;橙;白绿;蓝;白蓝;棕;绿;白棕 B.白橙;橙;白绿;蓝;白蓝;绿;白棕;棕 C.白橙;橙;白绿;绿;蓝;白蓝;白棕;棕 D.白绿;绿;白橙;蓝;白蓝;橙;白棕;棕
A.1600万个 B.6万多个 C.300 个 D.254 个
A.35 B. 28 C. 25 D.13