目的：探讨正电子发射计算机断层显像检查中的护理方法。
Objective:To discuss the nursing countermeasure for receiving high quality Positron Emission Tomography (PET) image.
单光子发射计算机体层摄影术(SPECT)检查心肌缺血区缩小。
The ischemia region of the heart decreased through the single photon emission computed tomographic (SPECT) test.
为了研究电火花加工过程的机理，基于光子发射计算了阴极、阳极的能量分布。
In order to study the mechanism of electrical discharge machining (EDM), the energy distribution of cathode and anode was calculated based on photon emission.
本文主要研究了碳纳米管的制备、纯化、结构的模拟以及能带和场发射计算问题。
The preparation, purification, structural simulation, energy band calculation and electron-emission calculation of carbon nanotubes are studied principally in this paper.
目的：以正常人为测试对象，应用正电子发射计算机断层成像(PET)评定贴敷式局部亚低温对人脑葡萄糖代谢的影响。
AIM: to evaluate the effect of local mild hypothermia on glucose metabolism in human brain of health persons with positron emission tomography (PET).
随着正电子发射计算机断层显像技术（PET）的研发，PET 药物在肿瘤科学研究及临床应用中具有越来越重要的作用。
With the research and development of the PET techniques, the PET radiopharmaceuticals in oncology has played more and more important role in the tumor science study and clinical application.
主要观察指标：第一为总负荷评分，即使用Tc-99m单光子发射计算体层摄影（SPECT）评估心肌灌注图像的17节段评分。
Main Outcome Measures: Primarily, the summed stress score, a 17-segment score for stress myocardial perfusion assessed by Tc-99m tetrofosmin single-photon emission computed tomography (SPECT).
当你冥想时，你的大脑思维变得更秩序井然，而且更易清楚表达你自己，这都可以用脑动电流图(EEG)核磁共振成像(MRI)正电子发射计算机断层扫描(PET)等方法来扫描，看出你大脑的变化。
When you meditate, your brain becomes more ordered and coherent in ways that can be measured using EEGs, MRIs and PET scans.
它利用雷达和光学传感器来计算出入弹的道弹的轨迹，然后从一车顶架(图)发射出射弹去拦截导弹。
It USES radar and optical sensors to calculate the trajectory of an incoming warhead, and then intercepts it with a projectile fired from a roof-rack (pictured).
另外一些人计算NASA将于2014发射的詹姆斯·韦伯太空望远镜可以对最近的恒星系完成同样的壮举。
Others have calculated that NASA's James Webb Space Telescope, to launch in 2014, could pull off the same feat for the very closest solar systems.
CALT在英国的范堡罗航空展览会上，展示了长征- 5号火箭用计算机所制作的视频：它显示了令人印象深刻的新装配和发射火箭的基础设施。
At the UK's Farnborough airshow, CALT demonstrated computer-generation videos, showcasing impressive new assembly and launch infrastructure of the Long March-5 rocket.
在绘图中，您可以使用background来清除显示，然后计算发射方向的余弦值。
In draw, you use background to clear the display, and then calculate the direction cosines for the orientation of the cannon.
在此阶段，您需要为下一个步骤中的单元测试创建仪表板，以确保发射事件、做出计算并显示结果。
At this stage, you need to create the dashboards for unit testing in the next step to ensure that events are emitted, calculations are made, and results are displayed.
9英寸的计算机屏幕周围遍布了红外线发射器和接收器，用于检测到用户的手指的位置。
The 9-inch computer screen was surrounded by infrared transmitters and receivers that detected the position of the user's finger.
五角大楼表示，该固定价格的合同将包括253枚战术导弹，5枚试验导弹，20个发射器改装套件，13台装有发射解决方案的计算机和其他组件。
The Pentagon said the fixed-price contract would cover 253 tactical missiles, five test missiles, 20 launcher modification kits, 13 fire solution computers and other components.
按俄罗斯的计算方法，自1957年俄罗斯发射第一颗卫星以来，应当有10至20颗卫星被撞。
By the Russian method of calculation, since 1957 Russia launched the first satellite, there should be 10 to 20 satellites the impact.
它能发射出激光，并通过读取反射计算移动。
The device sends out lasers and collects the reflections to calculate motion.
为满足防空系统抗击隐身目标的需求，提出了一种计算双基地制导雷达rcs和导弹发射距离的方法。
To meet the requirement of air defence system countering stealthy target, a method of calculating the RCS of bistatic guidance radars and distance of the launched missile was given.
按照动物学家基本计算方法，飞行动物佩带的发射器重量应当低于其本身体重的1/20。
The rule of thumb used by zoologists is that a transmitter worn by a flying animal should weigh no more than a twentieth of the weight of the individual wearing it.
计算和仿真结果表明建立的数学模型有较好的精度，多传感器融合技术能成功运用在声发射式绝缘子污秽监测中。
The result proved that the mathematic models has high precision and the fusion technology of information can be used in measurement of polluted insulator by acoustic emission technology successfully.
计算结果表明，发射区载流子寿命的变化几乎不影响注入到基区的电子电流，但却成反比例地影响基区空穴电流。
The calculated results show that the electron current injected into the base region is not affected, but an increase of the base hole current is increased with the lifetime reduction.
一个强大和使用简单，发射计划将改变方式您使用您的计算机！
A powerful and simple to use launcher program that will change the way you use your computer!
并且研究了非晶碳薄膜的场发射特性，计算了薄膜的功函数、实际发射面积和发射点密度。
The field emission properties were studied, and the work function, actual emission area and density of emission spot were calculated.
以三、四、八支柱发射台作为算例，进行了具体应用，同时还与有限元计算结果进行了比较。
The computing method is applied to three strut, four strut and eight strut launching stands, and the result is compared with that of finite element method.
应用转移矩阵法，求出了垂直于界面的量子能级，并计算了场发射电流。
By using the transfer matrix method, we calculated the quantum energy levels and emission current.
详细介绍了计算gps卫星发射时刻的两种方法，并探讨了两种方法的各自比较适用的场合。
Two methods for computing GPS satellites sending time are described in detail and the appropriate occasions for the two methods are discussed, respectively.
详细介绍了计算gps卫星发射时刻的两种方法，并探讨了两种方法的各自比较适用的场合。
Two methods for computing GPS satellites sending time are described in detail and the appropriate occasions for the two methods are discussed, respectively.
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