... 噪声温度noise temperature 超准噪声温度excess noise temperature 有效输入噪声温度effective input noise temperature ...
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The system provides two major functions including measuring noise temperature of low noise devices and calibrating the Excess noise Ratio (ENR) of solid-state noise sources.
该系统主要完成两大类功能：测试低噪声器件的噪声温度和校准固态噪声源的超噪比。
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