选择题:Practice responding to your children’s requests in

题目内容:
Practice responding to your children’s requests in a prompt, definite manner.
A. Practice responding to your children’s requests without delaying and vacillating between
B. Practice saying “yes” and “no” to your children quickly
C. Train yourself speak in a quick manner
D. Do not respond to your children’s requests without delay.
参考答案:

用香农公式计算一下,假设信道带宽为3100HZ,最大信息传输速率为35kb/s,那么若想使最大信息传

用香农公式计算一下,假设信道带宽为3100HZ,最大信息传输速率为35kb/s,那么若想使最大信息传输速率增加60%,问信噪比S/N应增大到多少倍?

查看答案