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阐述了小信号检测的必要性,小信号检测的传统方法和传统方法的局限性,并详细阐述了使用同步检测技术实现小信号的方法和优点。
The necessity of small signal detection, the traditional method of small signal detection and the limitations of traditional methods are expounded. The methods and advantages of using small signal detection using synchronization detection technology are described in detail.