使用一种叫核磁共振光谱法(nuclear magnetic resonance spectroscopy,NMRS)的技术,研究人员能够快速识别出一种化学“指纹”,从而鉴别出肺炎链球菌导致的肺部感染疾病。
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此外,129Xe核磁共振光谱法(nuclear magnetic resonance spectroscopy,NMR) 也可用于表征土壤的中孔和微孔【25】。
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将高分子量的β-l,3-葡聚糖在中性水溶液中以核磁共振光谱法(nuclear magnetic resomance,NMR)测定时,不能检测到以单链形式存在的β-葡聚糖分子。
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定域核磁共振光谱法 topical nuclear magnetic resonance spectrometry
油脂部分依次以石油醚、苯、氯仿、乙酸乙酯、丙酮、乙醇为淋洗剂进行洗脱,利用红外光谱、核磁共振光谱法对所分离组分进行了结构鉴定。
The compositions of grease were eluted with petroleum ether, benzene, chloroform, ethyl acetate, acetone, ethanol and characterized by means of IR and NMR spectroscopy.
用质谱法、核磁共振波谱法、红外光谱法等,确定了未知氮杂环季铵盐型阳离子表面活性剂的结构。
Structute of nitrogen heterocyclic ring quaternary ammonium salt cationic surfactants was identi fied by mass spectrography, nuclear magnetic resonance spectra, infrared spectra and etc.
利用核磁共振和红外光谱法研究工业烷基酚的结构。
The structure of industrial alkylphenol was characterized by NMR and IR spectroscopy.
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