- What's the weather like today? - _________

- What's the weather like today? - _________

查看答案

- Would you like to see a film?- _________

- Would you like to see a film?- _________

查看答案

刺柏叶的叶基下延,无关节。A.正确B.错误

刺柏叶的叶基下延,无关节。A.正确B.错误

查看答案

- You seem to be lost. Need help? - _________A. Yes, would you please help me

- You seem to be lost. Need help? - _________A. Yes, would you please help me

查看答案

共有4个站进行码分多址通信。4个站的码片序列为A:(-1-1-1+1+1-1+1+1)B:(-1-1+1-1+1+1+1-1)C:(-1+1

共有4个站进行码分多址通信。4个站的码片序列为A:(-1-1-1+1+1-1+1+1)B:(-1-1+1-1+1+1+1-1)C:(-1+1-1+1+1+1-1-1)D:(-1+1-1-1-1-1+1-1)现收到这样的码片序列S:(-1+1-3+1-1-3+1+1)。问哪个站发送数据了?发送数据的站发送的是0还是1?

查看答案