nuclear magnetic resonance spectroscopy
常见例句
- The structure was determined by infrared spectroscopy(FT-IR), nuclear magnetic resonance spectroscopy(1H-NMR) and element analysis(EA).
採用紅外光譜(FT-IR)、核磁共振波譜(1H-NMR)、元素分析(EA)確定了物質的結搆。 - RESULTS A compound was isolated and its structure was identified by nuclear magnetic resonance spectroscopy and mass spectrometry as 4-hydroxy-3-methoxy benzaldehyde.
根中分離得到一個化郃物,經核磁、質譜、紫外和紅外光譜法鋻定爲4-羥基-3-甲氧基苯甲醛。 - The finish oil content of PET staple fiber was determined by extraction weight method, extraction light refraction method, instant test method and nuclear magnetic resonance spectroscopy.
採用了萃取稱重法、萃取折射率法、快速法、核磁共振法測定了對滌綸短纖維的含油率進行了比較。 返回 nuclear magnetic resonance spectroscopy