若窄带随机过程是平稳的,则其同向分量和正交分量也必然是平稳的。
查看答案
窄带高斯过程的包络与相位是统计独立的。
A. 对
B. 错
Are there ________ tickets left? I need ________.
“Do you have ________ oranges?” “Yes, I bought ________ in the market.”
I asked the secretary if there were ________ tickets but she had only the expensive ________.
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