The first rule specifies that user xray will override the base permissions for read and write access, as long as he is a member of the group chatt.
第一个规则指定，只要用户xray是组chatt的成员，就允许他读和写，这会覆盖基本权限。
It explicitly states that user Xray can only read.
它明确地声明用户Xray只能读。
All operations were performed under the Carm Xray machine.
所有手术均在C形臂X线机引导下进行。
In this paper, the optimal thickness of the filter for high energy Xray beam is discussed.
文中讨论了高能X线束滤过板的最佳厚度。
Portablepulsed Xray imaging system is made of pulse Xray source, digital record and portable computer.
便携式脉冲X射线成像系统主要由脉冲X射线源、数字化记录系统和笔记本电脑组成。
The residual compressive stress and retained austenite were analyzed quantitatively by XRay Diffraction.
用X射线衍射法对表层残留奥氏体和残余应力作了定量分析。
Objective: to study the relationship between clinical manifestation and hand Xray in rheumatoid arthritis.
目的：探讨类风湿关节炎患者手部X线的表现与临床指标关系。
A method of multiple view stereoscopic radiography rebuilding using orbit scanned Xray images was presented.
提出一种利用圆周轨迹X射线辐射图像合成任意视角立体图像对的方法。
Objective To study the clinical value of chest Xray and spiral ct scan in diagnosis of mediastinal emphysema.
目的：探讨x线胸片和螺旋CT对纵隔气肿的诊断价值。
Ray beam effective width of Xray Imaging system is an important parameter to evaluate the resolution of system.
射线成像系统的射线有效宽度是评定系统成像分辨率的重要成像指标。
Analysis of the test data shows that, the data measured by the Xray method is slightly small and has no regularity;
对比分析测试数据结果表明，X射线法测试数据普遍偏小且无一定规律性；
The equivalence of structural response induced by pulsed Xray with analogues of electron beam and explosion are analyzed.
分析了脉冲X光与电子束和化爆模拟引起的结构响应的冲量等效性原则。
Objective To study the principle & application of linear scanning direct digital Xray radiography and its practical value.
目的探讨线扫描直接数字化X线摄影的工作原理与实用价值。
The regularization method for density reconstruction of axially symmetric objects using a single Xray projection is described.
论述了由单幅X射线投影进行轴对称物体密度重建的正则化方法。
They were assessed by Xray and clinical criteria of pain and limp, and were classified as excellent (58), good (41) , fair (34) and poor (8).
疗效根据关节功能恢复、行走有无疼痛和跛行以及X线检查骨修复情况进行评价，优58例，良41例，可34例，差8例。
Additionally, small Angle Xray scattering (SAXS) method was used to measure the pore size distribution and average pore size of the PES membrane.
用小角X射线散射法测定PES超滤膜的孔径分布及其平均孔径。
The microforms of diffusion joint were analyzed using field emission scanning electron microscope with an attached energy dispersive Xray analyzer.
利用场发射电镜、能谱仪等对接合区的界面和组织形貌进行了分析比较。
Xray photoelectron spectroscopy (XPS) is one of the most powerful and useful tool for chemical composition analysis on both wood and fiber surfaces.
表面光电子能谱分析是固体木材及纤维表面化学组成分析最有效及最灵敏的工具之一。
The applications of the synchrotron radiation Xray topography on the studies of gemstone defects are briefly described by illustration of several examples.
通过举例，扼要叙述了同步辐射X射线形貌术在宝石级晶体缺陷研究中的应用。
The silane films were characterized by Xray photoelectron spectroscopy (XPS), insitu Surfaceenhanced Raman spectroscopy (SERS), atom force microscopy (AFM).
实验中对硅烷膜用X-射线光电子能谱（XPS）、现场表面增强拉曼散射光谱（SERS）和原子力显微镜（AFM）进行了表征。
The microstructure and hardening behavior of the NiP deposit during stabilizing treatment were determined and analysed by SEM, Xray diffraction and hardness measurement.
通过扫描电镜、X射线衍射及硬度测量，对镀层在稳定化处理过程中的显微组织及硬化效应进行了测定与分析。
The measured results of structural response in aluminum alloy cylindrical shells subjected to pulsed Xray and MDF explosion are used in quantitative analyses of equivalence.
并以脉冲X光与柔爆索化爆作用硬铝圆柱壳的结构响应测量结果为实例，对其进行了定量的等效性分析，得出了较好的等效性结果。
New structure of a low intensity Xray image system is mainly made of plane plate mode Xray intensifier of single proximity focus and CCD data acquisition and processing system.
新型低强度X射线影像系统主要是由平板式单近贴静电聚焦X射线像增强器和CCD数据采集系统构成。
In this paper, the precipitates in if steel have been qualitatively and quantitatively analyzed by using electrolysis extraction, Xray diffraction and chemical phase separation.
本文用电解提取、X射线衍射以及化学相分离，对析出相进行了定性定量分析。
Xray diffraction, UV-Vis absorption and photoluminescence spectroscopy were used to study the effect of the structures on the modalities and optical properties of the copolymers.
利用X射线衍射、紫外-可见光吸收光谱、光致荧光光谱研究了不同组分和结构变化对聚合物形态和光物理性能的影响。
This paper introduces the application of thermoluminescence dosimeter(TLD) which composed by TLD3500 reader and GR100M chips on the measurement of hard Xray pulse energy spectrum.
介绍了TLD-3500热释光读出器和GR-100M型热释光剂量片构成的探测器在脉冲硬X射线辐射参数测量中的应用。
The study on massive hydrogrossular by means of polar microscope, infrared spectra and Xray shows that it consists mainly of hydrogrossular, with a little amount of diopside and calcite.
根据显微镜下、红外光谱和X射线衍射的研究，表明块状水钙铝榴石玉的主要矿物成分是水钙铝榴石，并有含量不等的透辉石和方解石等。
The interaction between the cerium and tin in steel was studied by vacuum induction melting, Xray diffraction, optical microscopy, electronic probe microscopy analysis, and microhardness tester.
采用中频真空感应熔炼炉、X射线衍射仪、金相显微镜、电子探针、显微硬度计等实验分析方法，研究了稀土金属铈与低熔点金属锡在钢中的相互作用。
Objective: to analyse the Xray image features of opportunistic respiratory fungous infections in posthepatitic cirrhosis and to enhance the level of diagnosis and differential diagnosis in clinic.
目的：分析肝炎后肝硬化并发肺部真菌感染的X线表现，提高实际工作中的认识和诊断水平，并进行相应的鉴别诊断。
Objective: to analyse the Xray image features of opportunistic respiratory fungous infections in posthepatitic cirrhosis and to enhance the level of diagnosis and differential diagnosis in clinic.
目的：分析肝炎后肝硬化并发肺部真菌感染的X线表现，提高实际工作中的认识和诊断水平，并进行相应的鉴别诊断。
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