【简答题】根据信道特性参数随时间变化的快慢,可将信道分为____和_____信道。
【简答题】根据信道特性参数随时间变化的快慢,可将信道分为( )和( )
【判断题】根据信道特性参数随时间变化的快慢,可将信道分为恒参信道和随参信道。()
【单选题】It is implied in the passage that______.
A.
parents can never hope to teach their children new sounds
B.
children no longer imitate people after they being to speak
C.
children who are good at imitating learn new sounds more quickly
D.
even after they have learnt to speak children still enjoy imitating
【简答题】根据信道特性参数随时间变化的快慢,可将信道分为 信道 和 信道。
【判断题】进出口货物收发货人在进行注册登记时,可以采用“多证合一”方式提交申请,可以在申请办理工商注册登记时,同步办理“报关单位注册登记证书”。
【单选题】It is implied in the passage that ______.
A.
parents can never hope to teach their children new sounds
B.
children no longer imitate people after they begin to speak
C.
children who are good at imitating learn new sounds more quickly
D.
even after they have learnt to speak children still enjoy imitating
【简答题】根据信道特性参数随时间变化的快慢,可以将信道分为()和()