single photon

Methods Technetium 99m ( 99m Tc) ECD single photon emission computed tomography ( SPECT) was performed in 67 newborns with HIE.

方法采用锝（99mTc）乙撑双半胱氨酸二乙酯（ECD）单光子发射型计算机断层摄影术（SPECT）对67例HIE患儿进行脑血流灌注断层显像。

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Gastric half emptying time ( GE t1/ 2) was monitored and analysed using single photon emission computerized tomography ( SPECT), and the half solid test meal was labeled with an isotope 99 Tc m sulfur colloid.

采用放射性核素99Tcm植酸钠标记的半固体试餐，单光子放射计算机断层显象术（SPECT）检测胃半排空时间（GEt12）；

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Single photon ionization and fragmentation of benzonitrile

苯基氰的单光子电离与碎解

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The principle and image properties of single photon emission computed tomography are introduced.

探讨了单光子发射型计算机断层成像的原理与图像特点.

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The Time Response Properties of Single Photon Avalanche Diode and Its Application to Laser Ranging

SPAD的时间响应特性及其在激光测距中的应用

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A new tetraphenyl porphyrin anthraquinone bridged by peptide bond, as a compound for studying photo induced electron transfer, was synthesized recently. The photo induced intramolecular electron transfer reactions of this compound were studied by Time Correlated Single Photon Counting method in different solvents.

首次合成了肽键桥连的四苯卟啉－蒽醌（TPP－AQ）化合物，以此作为研究光合成电子传递的模型化合物，用时间相关单光子荧光技术研究了该化合物在不同溶剂中分子内的电子转移。

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Bone mineral content ( BMC) in the distal radius and ulna was measured in 280 old people in Yinchuan using SD 1000 single photon absorptiometer.

采用SD－1000型骨矿物仪测定银川地区280例老年人尺桡骨骨矿含量。

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The single photon induced reaction of complex Mg+-S2 ( CH3) 2 was studied in the spectral region of 230~ 440 nm.

研究了230￣440nm波段复合物Mg+-S2（CH3）2的单光子光诱导反应。

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MicroSPECT ( micro single photon emission computed tomography ) is a dedicated nuclear medicine device for small animal imaging.

是专用于小动物成像的分子核医学设备.

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Methods A gastric barostat and single photon emission computerized tomography ( SPECT) were used to study gastric sensitivity, gastric compliance, proximal gastric accommodation and gastric solid emptying respectively in 22 patients with FD and 20 healthy control subjects.

方法用单光子放射计算机断层成像（SPECT）和内脏刺激器/电子气压泵检测22例FD患者和20例健康对照者的胃固体排空、胃敏感性、胃顺应性和近端胃容受性。

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Left ventricular ejection fraction ( LVEF) and left ventricular end-diastolic internal diameter ( LVDd) were examined single photon emission computed tomography at 1 week and 6 months post AMI.

随访患者PCI后1周及6个月左室射血分数（LVEF）和左心室舒张末期内径（LVDd）。

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Efficiency of single photon emission in three-level system of semiconductor quantum dots with pulsed excitation

脉冲激发三能级体系半导体量子点的单光子发射效率

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Application of Single Photon Bone Densitometer

单能光子骨密度仪的应用

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Purpose: To evaluate three-phase bone scan and single photon emission computed tomographry ( SPECT) in management of temporomandibular joint disorder.

目的：探讨利用放射性核素骨三相显像和SPECT检查颞下颌关节紊乱病患者的价值。

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Method: We estimated the function of thyroid nodule with eye estimation and ratio method respectively on radionuclide planar imaging of thyroid for thyoid nodule by means of single photon emission compare tomography ( SPECT).

方法：用单光子发射型计算机断层（SPECT）对甲状腺结节进行核素甲状腺平面显像，分别用目测法和比值法判断甲状腺结节功能。

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Methods Neurological and scalp EEGs were performed in 35 patients with posttraumatic epilepsy, who also underwent CT, MRI examination, single photon emission computerized tomography ( SPECT) and positron emission tomography ( PET) prior to intracranial surgery, with intraoperative monitoring of the cortical EEG.

方法对35例创伤性癫痫病人进行电生理学、CT、MRI、SPECT及PET检查后行外科治疗，开颅手术病例术中行皮层脑电监测。

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linear absorption, single-photon induced fluorescence, two-photon induced fluorescence and two-photon absorption cross section ( σ2 ) are experimentally studied.

测试了紫外吸收光谱 、 单光子荧光光谱 、 双光子荧光光谱及双光子吸收截面.

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The Application of the Gateable Single Photon Detectors in Astronomical Observation

可门控单光子探测器在天文观测中的应用

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Also, the ratio of the transition probability excited by double photon to that excited by a single photon is calculated and the numerical solution is found within the range of Fermi level and work function of various common metals.

计算了双光子激发与单光子激发跃迁几率之比，并在一般金属Fermi能级和功函数范围内求得了数值解。

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To appreciate this behaviour let's examine the dynamics associated with the odyssey of our single photon.

为了看出这一性质,我们来考察与这个单个光子的征程相联系的动力学.

词典精选例句

Establishment and Simulation of Single Photon Avalanche Diode SPICE Circuit Model

SPAD单光子探测器SPICE电路模型的建立与仿真研究

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Quantum key distribution protocol makes use of single photon of quanta-randomicity to achieve unconditioned security key distribution, especially which is the realism significance of research way in quantum information at present.

量子密钥分配（QKD）协议利用单光子固有的量子随机性实现具有无条件安全性的密钥分配，是目前量子信息领域中特别具有现实意义的研究方向。

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Closely related to PET is single-photon emission computed tomography, or SPECT.

与正电子发射 X 射线摄影技术密切相关的是单光子发射计算机化成像(SPECT).

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Based on the order rearrangement of single photon sequence, we present a multiparty controlled quantum secure direct communication protocol. The present protocol can be applied to some special scenario.

基于单光子序列的顺序重排，提出了一种可应用于一些特殊的场景的多方控制的量子安全直接通信协议。

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Methods Twenty-eight patients with medically intractable temporal epilepsy were recruited in the study and the epileptic foci were determined by such examinations as conventional EEG ( including sphenoid electrode), Video-EEG, MRI, single photon emission computed tomography ( SPECT), and position emission tomography ( PET).

方法对28例顽固性颞叶癫病人进行常规脑电图（蝶骨电极）、视频脑电图实时监测、MRI、单光子发射断层显像（SPECT）、正电子发射断层成像（PET）等检查，确定颞叶癫灶。

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With the development of technology, especially 1990s cold atomic technology and parameter test technology development, the high quality micro cavity and atomic cooling and trapping atoms and combination makes the list of single photon of J-C model role you can get a good experimental inspection.

随着技术的进步，特别是20世纪90年代冷原子技术和光电测试技术的发展，高品质微腔和原子冷却与俘获的结合使单原子和单光子作用的J-C模型可以得到很好的实验检验。

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At present, usual examinations for this disease are CT, MRI and single photon emission computed tomography ( SPECT ), etc.

目前, 该病常用的检查方法有CT扫描 、 MRI成像及单 光子发射 型 计算机体 层摄影等方法.

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Methods The bone masses of the 161 healthy 9~ 20 year old children and adolescents were assessed by single photon absorptiometer ( SPA).

【方法】采用单光子骨密度仪检测了161名健康9～20岁儿童青少年桡骨骨矿含量（BMC值）和骨密度（BMD值）。

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A single Photon bone densitometer

单光子骨矿物密度测定仪的研制

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the expression of single photon acquisition probability is deduced from the fundamental-mode gaussian beam.

基于基模高斯光束,推导了单光子捕获概率的表达式.

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