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在现代通信系统中，毫米波频段通常采用超外差接收机，混频器作为第一级就成为关键部件。
The super-heterodyne receiver is always applied in modern communication system, mixer becomes the key component as is at the first part of system.
讨论了毫米波精导武器和信道化接收机中的集成电路。
Millimeter wave circuits for precise guided weapons and channelized receivers are discussed in this paper.
毫米波辐射计就是工作于毫米波波段的宽带无线电接收机。
The Millimeter wave radiometer, which is a kind of wideband radio receivers, works on the millimeter wave.
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