当[ADD D0 K3 D2]条件满足时,D0当前值为K3,此时D2的当前值是__________。
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当[SUB D0 K3 D2]条件满足时,D0当前值为K5,此时D2的当前值是__________。
__ Johnsons have dinner at six every day.There is______ apple in the box.Let's read____ story. It is very funny.I have___ lot of friends in our school.Do you know_____name of that funny.
无线局域网WLAN传输介质是?
A. 无线电波
B. 微波
C. 红外线
D. 可见光
IEEE制定的新标准IEEE802.11n理论上最大传输速率是多少?
A. 600Mbps
B. 240Mbps
C. 11Mbps
D. 54Mbps