对所合成的产品做了气相色谱、 红外光谱和质子核磁共振分析，确定了其化学结构。
The structure of the synthetic product was conformed by gas chromatogram, infrared spectra and proton nuclear magnetic resonance analysis.
核磁共振谱通常是根据已知的溶剂残留质子峰进行校正，而不是添加四甲基硅烷。
NMR spectra are often calibrated against the known solvent residual proton peak instead of added tetramethylsilane.
本文报导用核磁共振(nmr)技术研究醇-水混合体系中发生缔合作用的质子间的交换作用过程。
Exchange process between associating protons in the ethanol-water mixture system was described by NMR.
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