The character and structure of components in herbal material were distinguished by TIC of mass spectrometer. The method provides for identification and QC to herbal material.
质谱总离子流图充分反映中药材组分特性，并确定各峰组分的结构，为中药材鉴别及质量控制提供了一种很好的方法。
Supposing the LFM signals had been sorted and selecting the instantaneous frequency as identification character, the closest method is used to distinguish the signals.
在对LF M信号实现分选的基础上，选取待识信号的瞬时频率作为识别特征，利用最近邻方法对信号进行识别。
The color temperature character of temperature-sensitive paint is analyzed, and a method of temperature identification is presented.
分析了示温漆的颜色温度特性，提出了温度识别方法。
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