infrared scanning system
... 红外扫描器 infrared scanner 红外扫描系统 infrared scanning system 红外扫描仪 infrared scanner ...
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差异红外线扫描系统 differential infrared line-scan system
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分析了瞬时频率的物理概念，指出在红外扫描系统中，用瞬时频率来计算系统带宽是值得讨论的。
The physical meaning of instantaneous frequency is analyzed. Its application in the evaluation of the bandwidth of IR scanning systems is discussed.
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