核磁共振仪
- 网络MRI;NMR;fMRI;NMR spectrometer
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借助这项新技术,研究人员利用核磁共振仪,拍摄到负责大脑记忆的一条通道的清晰图像。
The new technique offers higher-resolution images from a MRI machine , enabling the researchers to find the long-hidden section in the brain .
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介绍了由AVR单片机实现的核磁共振仪床体检测系统的硬件与软件设计,深入分析和研究了床体横向运动和纵向运动的精确控制问题。
This paper introduces the hardware and software design of the MRI table based on AVR MCU , also describes the precise control of table motion in lateral and longitude directions .
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利用傅里叶变换红外光谱仪(FTIR)和~(13)C核磁共振仪对聚合物的结构进行了研究。
The structure of the polymer was studied with FTIR and 13C NMR .
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脉冲核磁共振仪(PulsedNMR)对作物种子含油量的快速测定
Rapid Determination of Oil Content of Crop Seeds by Pulsed NMR
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首先合成出一系列的氨基酸衍生物两亲小分子并用红外、核磁共振仪、元素分析、圆二色谱仪(CD)等对其进行表征。
They were characterized using IR , NMR , elemental analysis and circular dichroism ( CD ) .
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这些化合物的结构用1H,13C核磁共振仪和元素分析仪进行鉴定。
They were structurally characterized by proton , 13 C NMR and elemental analysis .
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无畸变极化转移增强技术(DEPT)在Ac-80核磁共振仪中的应用
Application of Distortion Enhancement by Polarization Transfer Technique on the Ac-80 PFT-NMR Spectrometer
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采用核磁共振仪(NMR)测定了硅烷接枝聚乙烯的1H和13C谱图,测算了接枝率和结构变化,验证了IR和ICP-AES的结果。
At last the grafting ratio and variety of structure of grafted polyethylene were measured by 1H and ( 13 ) C NMR spectra , the result of the IR and ICP-AES be verified too .
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本文用300MHz核磁共振仪对反向DPPC脂囊泡中短杆菌肽S进行了研究。
One and two-dimensional nuclear magnetic resonance studies at 300 MHz have been performed on gramicidin S in DPPC reversed micelle .
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通过红外光谱仪、质谱仪、核磁共振仪、能谱仪及MM-200摩擦磨损试验机、四球机等技术手段,分析了二烷基二硫代磷酸锌热分解产物组成及其抗磨机理。
The thermal degradation and antiwear mechanism of ZDDP are detailed by means of IR , MS , NMR , EDAX , friction and wear testers of MM-200 and MQ-800 four ball .
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用IR-8400S傅立叶红外光谱仪和drx300氢核磁共振仪对制备物质的结构进行测定,证明结构正确。
Testing the structures of the products with IR-8400S Fourier Infro-red Spectrograph and DRX300Nuclear Resonnance Spectrograph , their substances are proved to be true .
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台式核磁共振仪变温探头系统的研制
A Variable-temperature Probe System for Desktop Nuclear Magnetic Resonance Analytic Instrument
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高效液相-核磁共振仪联用技术及微量探头技术在天然产物分析中的应用
Application of LC-NMR and nano probe technology in natural products
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利用傅里叶转换红外光谱仪和核磁共振仪对接枝共聚物的结构进行了表征。
The structure of the copolymer was characterized by FTIR and 1H-NMR .
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纯油定标法确定核磁共振仪标准曲线的研究
Study on Calibration Curve in NMR using Pure Oil
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文章总结了液体核磁共振仪的开放使用和管理的经验和体会。
The paper also summarizes the experience of opening using the liquid NMR .
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利用核磁共振仪在磁场为0.7&2.1T的范围内进行标定。
The magnetometer is calibrated with a NMR meter in the magnetic field range of 0.7-2.1 T.
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局部体脂分布参数由核磁共振仪测定。
The parameters for regional adipose tissue distribution were measured by magnetic resonance imaging ( MRI ) .
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她走进核磁共振仪,没有丝毫抗拒,于是我们开始检查。
She went into the MRI machine without the slightest protest , and we began the exam .
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再通过核磁共振仪检测,实验结果表明分离出的三种不饱和脂肪酸纯度很高。
The high purity of three fatty acids by NMR can provides a good method for separation .
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本文介绍了核磁共振仪的最新进展和各国仪器主要技术特点。
The new developments of Nuclear Magnetic Resonance Spectrometers and the major features of various companies'spectrometers are introduced .
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实验对象在核磁共振仪上观看了时长半小时的视频,其中包含了关于日常生活的小片段。
People in an fMRI scanner watched a half-hour-long sequence combining very short video clips of everyday scenes .
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如果癌症是无法根治的,那么我们也可以研制新型的核磁共振仪,在肿瘤比现在小得多的时候探测到它们的存在。
If it 's not curable , we need to make MRI machines that detect lumps and growths much smaller than what they can detect right now .
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激光光谱学、激光光镊、激光扫描显微镜、激光核磁共振仪、激光镀膜在材料学科中有重要意义。
T Laser spectroscopy , laser tweezers , laser scanning microscope , laser nuclear-magnetic resonator and laser vapour atom deposition film are possessed of important significance in materials science .
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在普林斯顿的研究室里,我们对受测者进行功能性核磁共振仪扫描,就在他们讲述或聆听真实故事时扫描他们的大脑。
In my lab in Princeton , we bring people to the fMRI scanner and we scan their brains while they are either telling or listening to real-life stories .
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测试者躺在核磁共振仪中,看着昔日爱人的照片,然后开始回想到底是出错了。
You know , you 're lying there , you 're looking at the picture , and you 're in this machine , and you 're calculating , you know , what went wrong .
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本课题以通用电气医疗集团的Ovation5型核磁共振仪的床体为控制对象,研制了核磁共振成像仪床体运动控制与检测系统。
The table control and detecting system for Nuclear Magnetic Resonance Imaging equipment is developed in this project . And the control object is the table of Ovation 5 Nuclear Magnetic Resonance Imaging equipment in GE Healthcare Group .
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结果表明:将试件进行真空水饱和后装入三轴渗透仪中,利用核磁共振仪对试件进行观测,能得到直接反映煤体层理结构的核磁图像;
The results show that sample which was loaded into triaxial permeability instrument after vacuumed with water-fulled was observed by equipment of nuclear magnetic resonance image . Nuclear magnetic picture , which reflected the coal bedding structure directly was obtained .
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本文针对核磁共振仪的隔离问题,采用非线性随机振动模型及非线性减振器的串联隔振,对隔振装置进行了理论计算,其结果与实测结果较一致。
This paper , for the isolating problem of magnetic nuclear resonance , adopt the mode of nonlinear random vibration and the nonlinear series isolating and calculate the efficiency of isolating system . The calculating result is comparative consistent with actual test result .
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目的利用核磁共振仪、质谱仪、红外光谱测定仪等仪器对低氧应激肽进行谱学分析,获取该物质本身的结构特性。
Objective To analysis the hypoxia stress peptied ( HSP ) with the nuclear magnetic resonance ( NMR ) and the mass spectrometry ( MS ) and the fourier transfor infrared spectrometry ( FTIR ), and to get the structure character of the HSP .