The structure of objective product was confirmed by characterization with Fourier transform infrared spectrum (FTIR), nuclear magnetic resonance (1H NMR) and mass spectrometer (MS).
并通过傅里叶变换红外光谱（FTIR）、核磁共振谱图（1HNMR）以及质谱（MS）对产物进行了表征，确定了目标产物的结构。
Fourier Transform Infrared (FTIR) spectrum is an effective method for investigating substance molecular structure swiftly while keeping the specimens intact.
傅立叶变换红外光谱是快速无创分析物质分子结构的有效手段。
Using statistics method, Fourier transform infrared (FTIR) spectroscopy was applied to the study of the spectrum of the powder of cancerous tissues and normal tissues near the cancer of the lung.
使用统计的方法，应用傅里叶变换红外光谱法对肺癌及癌旁正常组织粉末样品的红外光谱进行了统计分析。
The phase shift in complex spectrum of Fourier transform infrared (FTIR) spectrometer was discussed. A rigorous derivation showed the relation between the phase shift and complex spectrum.
主要讨论了傅里叶变换红外光谱仪的相位偏移产生的原因，并且用严密的数学推导证明了相位偏移与复数光谱之间的关系。
Fourier transform Infrared (FTIR) spectrum showed that there exist charge transfer between the PANI and TCNQ molecules in the film.
傅里叶变换红外光谱(FTIR)分析表明PANI -TCNQ复合薄膜中的PANI分子与TCNQ分子之间发生了电荷转移。
Fourier transform Infrared (FTIR) spectrum showed that there exist charge transfer between the PANI and TCNQ molecules in the film.
傅里叶变换红外光谱(FTIR)分析表明PANI -TCNQ复合薄膜中的PANI分子与TCNQ分子之间发生了电荷转移。
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