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Objective To investigate the clinical value of fluorine-18-labeled fluorodeoxyglucose(18F-FDG) positron emission tomograpy/computed tomograpy imaging on diagnosis, staging, restaging for gastrointestinal tumor.

目的 评价18F-FDG PET/CT显像对胃肠道恶性肿瘤分期、术后再分期诊断的临床价值。

The following experiments are designed: No 1. Put forward rescaled range analysis and computed Hurst exponents of proteins. It shows the validity of ANN, Markov Chain, and Bayes Statistics.

本文设计了以下几类实验：实验一、提出运用R／S分析法，计算了蛋白质的Hurst指数，验证了神经网络、马尔科夫链、贝叶斯统计等方法用于蛋白质分析的有效性。

In separate proportional hazards regression analyses, risk of deeloping TE was computed across quintiles of selected nutrients, major food groups, and the Western diet pattern, with adjustment for demographic and lifestyle factors, body mass index, and diabetes.

通过逐个的比例风险回归分析，计算机化分析5分位选择的营养、主要的事物组合以及西方饮食模式对静脉血栓栓塞的影响，并校正人口统计学、生活方式、体重指数以及糖尿病的作用。

Based on this, the surface sound pressure and outside sound field are computed. For the pipe under consideration, it is shown that the thickness of pipe and coupling mode may influence on vibro-acoustic radiation to some extent.

通过对管道声振模型的计算分析，发现壳体厚度、耦合振动模态等因素对结构声辐射具有一定的影响。

Based on the simulation of 3D unsteady muzzle brake flow field, computed the force given to the barrel while the powder flow through the muzzle brake, calculated the max backlash velocity, and lastly got the efficiency of muzzle brake.

该方法以带炮口制退器三维非定常流场的数值模拟为基础，通过计算火药气体流经制退器时火炮身管的受力，计算出身管在火药气体作用下的最大自由后坐速度，进而根据制退器效率的定义得到炮口制退器的效率。

The development of an equal precision frequency and phase meter based on FPGA is introduced in this paper, mainly about the design of hardware and software. The Design mainly includes three modules: counting module, calculating module and displaying module. The number of period of a signal is counted by counting module, data from counting module is computed by calculating module, and finally the result from calculating module is showed by displaying module.

本文介绍了基于FPGA的等精度频率与相位计的设计，包括硬件和软件设计，设计主要分为三个模块：计数模块、计算模块和显示模块，计数模块对被测信号周期数进行计数，计算模块对信号处理模块输出的数据进行计算，最后计算结果由显示模块显示。

Pancreases Tomography ; X-ray computed Angiogenesis Vascular endothelial growth factorMicrovessel density

胰腺；体层摄影术； X线计算机；血管生成；血管内皮生成因子；微血管密度

This paper introduced formulas and computed the required blower pressure for the gas-air premixed combustion system composed of Venturi and self operated regulator.

众所周知，山文丘「R牌和自力式煤气调压器组成的预混式燃烧系统有许多显著的优点，在中、小型F业为、中的应用日渐扩一大。

Test data collected by 90°are inlet nozzle test unit is instroduced ,according to international standard,Test data such as inlet and outlet pressure,fan pressure,efficiency and etc.are computed.

介绍了用90°弧形进口喷嘴试验装置采集试验数据，再根据国际标准对风机的进出口压力、通风机压力、效率等试验数据进行了计算。

On the other hand, the computed result also reveals that there are a lot of Rydberg orbitals for C60 molecules.

另一方面，计算结果也表明了C60分子可能存在大量的里德伯态。

Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.

在对危险的南部地区访问时，他斥责什叶派民兵领导人对中央集权的挑衅行为。

In fact,I've got him on the satellite mobile right now.

实际上 我们已接通卫星可视电话了