本文报道国内建成的远红外激光磁共振(FIRLMR)光谱仪的技术特点和工作原理。

The principle and technical characters of far infrared laser magnetic resonance (FIRLMR) spectrometer built up in China are introduced.

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本文采用色一质联用仪、傅立叶红外光谱仪、核磁共振仪对神经酸及其杂质进行定性，并作详细谱图解释。

Nervonic acid and its impurities were separated and identified by GC-MS, FTlR and NMR. The diagrams are exp1ained.

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采用红外光谱仪、 核磁共振波谱仪对聚合物的合成特征基团进行了表征，并采用X射线衍射仪对不同型号蜡及降凝剂的结晶性能进行了分析测试。

The characteristic groups of polymeric pour point depressant(PPD)were analyzed by FT-IR and NMR techniques. The crystallization properties of various types of wax and PPD were measured by XRD.

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