核磁共振

hé cí gòng zhèn
  • nuclear magnetic resonance;缩写 NMR;magnetic resonance
核磁共振核磁共振
核磁共振 [hé cí gòng zhèn]
  • (1) [nuclear magnetic resonance;缩写 NMR]∶在静磁场中,从某些特征频率的射频场吸收能量的大量原子核显示出的现象

  • (2) [magnetic resonance] ∶由于空间量子化的结果,原子对于某些分立的辐射频率的响应

核磁共振[hé cí gòng zhèn]
  1. 通过示差扫描量热法(DSC)、核磁共振波谱法(NMR)和流变学的方法对新型聚合物进行了表征。

    The novel polymer was studied by differential scanning calorimetry ( DSC ), nuclear magnetic resonance ( NMR ) and rheology measurements .

  2. 采用傅立叶红外光谱(FT-IR)和核磁共振氢谱(1H-NMR)对煤沥青改性机理进行分析;

    The modification mechanism was studied by fourier transform infra-red ( FT-IR ) and 1H nuclear magnetic resonance ( 1H-NMR ) spectroscopy technologies , respectively .

  3. 自1994年以来,贝尔和他的团队已经用核磁共振成像对近800人进行了测试,绘制出显示人们储存脂肪的"脂肪图"。

    Since 1994 , Bell and his team have tested nearly 800 people with MRI to create " fat maps " showing where people store fat .

  4. 由于CT和核磁共振检查有可能查出癌症,“检查焦虑症”是正常的。

    Because CT and MRI scans are associated with the diagnosis2 of cancer , scanxiety is a normal feeling .

  5. “检查焦虑症”是指体检以后等待结果时的焦虑,特别是做核磁共振和CT扫描以后。

    Scanxiety is the mental distress1 felt while awaiting the results of a medical test , particularly an MRI or CT scan .

  6. 每个孩子接受核磁共振成像扫描时,面前的电脑屏幕会播放演员做出的“恐惧”和“中立”表情。

    Each child lay in an MRI machine and watched a computer screen on which were displayed different images of actors making " fearful " and " neutral " faces .

  7. ~(31)P核磁共振谱应用数则

    Examples of ~ ( 31 ) p NMR spectroscopy application

  8. 烷基苯的~(13)C核磁共振研究

    Study of Alkylbenzene ~ ( 13 ) C Nuclear Magnetic Resonance Spectra

  9. 两种天然五环三萜酸的~(13)C核磁共振谱分析

    13 C NMR analysis of two natural pentacyclic triterpenic acids

  10. 固态高聚物的固体高分辩~(13)C核磁共振研究

    Study on High-Resolution Soid-State ~ ( 13 ) C NMR of Solid Polymers

  11. 天然C(19)-二萜生物碱的核磁共振谱(Ⅱ)

    The natural c_ ( 19 ) - diterpenoid alkaloids and their NMR (ⅱ)

  12. 基于B样条的左心室核磁共振图像标记面的运动重建

    B-spline Based Motion Reconstruction of Tagged Cardiac Magnetic Resonance Images of Left Ventricle

  13. ~(13)C核磁共振波谱法对高吸水性树脂交联反应的研究

    Research on Crosslinking Reaction of Super Absorbent Resin by ~ ( 13 ) C-NMR Spectrometry

  14. 同x衍射和电镜技术相比,核磁共振技术具有无可比拟的优点。

    Compared with X-ray and EM , NMR possesses irreplaceable advantages .

  15. 肿瘤坏死因子α对白血病细胞作用的~(31)P核磁共振研究

    Studies on the Effect of Recombinant Human Tumor Necrosis Factor - α on Leukemic Cell Lines by  ̄( 31 ) P-NMR

  16. ~(31)P核磁共振信号完全消失。

    When yeast RNA was interacted with calf thymus histone , the ~ ( 31 ) Pmagnetic resonance signal completely vanished .

  17. 超声图像诊断是与X线CT、同位素扫描、核磁共振等一样重要的医学图像诊断手段。

    Ultrasound image diagnosis is an important medical image diagnostic means like x-ray CT , isotope scanning and MRI .

  18. 22个土槿乙酸衍生物均是未见CA报道的新化合物,所有衍生物经红外、氢核磁共振和质谱等确定。

    22 derivatives of Pseudolarix acid B are new derivatives identified by IR 、 ~ 1H-NMR and MS.

  19. 四路并行DDS合成技术在核磁共振中的应用

    Application of the four DDS devices running in parallel to NMR

  20. 探测和解析蛋白质三维结构的实验工具主要有X射线晶体衍射方法和核磁共振波谱学方法。

    Experimentally , the three-dimensional protein structure can be analyzed by x-ray diffraction of protein crystals or nuclear magnetic resonance spectroscopy .

  21. 根据高分辨核磁共振氢谱(~1H-NMR)、红外光谱(IR)、MS分析结果,可以认为所得共聚物为嵌段共聚物。

    1H-NMR . MS and IR spectra of the copolymer demonstrate that the copolymer obtained is a block one .

  22. ABC叁自旋系统核磁共振谱的解析Ⅱ.丙烯腈的共振谱

    Analysis of nuclear magnetic resonance spectra ⅱ . the ABC three-spin system of acrylonitrile

  23. 神经生理检查发现,他的脑电波轻度异常,核磁共振扫描(MRI)显示双侧脑室体后部和枕角周围白质和小脑发育异常。

    Neurophysiology examination found that his brain wave was abnormal , MRI scans indicated that myelinated corpus callosum and cerebellum developed abnormally .

  24. 目的:通过核磁共振成像(MRI)的特殊序列和检查方法,评价MRI在肝硬化和门脉高压早期诊断中的作用。

    Objective : To evaluate the diagnostic value of the special sequences and methods of MRI in liver cirrhosis and portal hypertension .

  25. 核磁共振成像(MRI)技术已经成为心脏疾病临床诊断的重要辅助手段。

    Recently , Magnetic resonance imaging ( MRI ) has become an important assistant measure in the clinical diagnosis of heart diseases .

  26. 采用固体核磁共振技术CP/MAS13cNMR分析了木质素酚醛树脂炭膜。

    Carbon membrane derived from lignin-phenol-formaldehyde resin is analysed by using CP / MAS 13C NMR spectrum technology .

  27. 二维NMR波谱是近十年来核磁共振领域内的重要新发展之一。

    Two dimensional NMR spectroscopy is one of the major new developments in NMR in the last decade .

  28. 采用核磁共振(NMR)技术和SEM方法,对机械研磨的粉煤灰中铝氧多面体结构的变化进行了研究。

    The aluminium-oxide stereo polyhedron structures changes were studied by NMR and SEM in fly ash treated by mechanical grinding .

  29. 核磁共振图像与BMP图像间的格式转换

    The Format Converting from MR Images into BMP ones

  30. 13C核磁共振(13cNMR)的研究结果表明,WSOC都主要是由碳水化合物C、羧基C和长链脂肪C组成。

    13C-NMR results showed that WSOC were mainly composed of carbohydrates carbon , carboxyl carbon and long-chain aliphatic carbon .