试题与答案

()通常是由若干个带通滤波器并联而成。 A.滤波器式混合器 B.捷变式混合器 C.宽

题型:单项选择题

题目:

()通常是由若干个带通滤波器并联而成。

A.滤波器式混合器

B.捷变式混合器

C.宽带式混合器

D.窄带式混合器

答案:

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