查询词典 X ray

The oxide films were investigated by means of scanning electron microcopy, energy dispersion X-ray microanalyser, X-ray diffraction and X-ray photoelectron spectroscopy.

用扫描电镜、能谱仪、X封线衍射、X射线光电子能谱时氧化膜进行了研究。

To solve this problem, according to the analysis of the quality factors of the X-ray, the measurement for X-ray tube voltage/current is presented based on Q-factor and its derived QL and QH-factor when X-ray tube energy bandwidth is defined.

针对传统的管电压/管电流测量方法虽然可以检测出X射线管电压/管电流误差值，但不能反映其质量特征的状况，在分析影响X射线质量高低的因素的基础上，引入了射线管能量带宽的含义，并由此提出了基于Q值及其派生QL值、QH值的射线管电压/管电流分析方法。

M. The design of a time resolved flat-response x-ray imaging system has been accomplished, with the combination of Wolter x-ray microscope, x-ray streak camera, and a compound filter.

利用Wolter X光显微镜收光立体角大，而且在收光立体角截面上容易划分成不同区域的特点，用X条纹相机作为图象记录系统，完成了一套在0.1～1.5 keV能区对X光能量平响应的高时空分辨测量系统的设计。

Advanced medical equipment: four-slice spiral CT, 800MA digital X-ray imaging machine and 500MA special X-ray film, X-ray mammography machines, new high-end color Doppler ultrasound diagnostic apparatus, the 12-lead Holter and the dynamic analyzer Blood analyzer, color transcranial Doppler, EEG machine, electronic endoscopy, colonoscopy, laparoscopy, nasopharyngeal mirror, electric audiometry, Refractometer computer, automatic biochemical analyzer, multi-function Anesthesia machines, high-pressure oxygen storage, in order to meet the medical needs of patients.

医疗设备先进：四排螺旋CT、800MA数字化X线造影机及500MA专用X线拍片机、钼靶X线机、新型高档彩色多普勒超声诊断仪、12导动态心电分析仪及动态血压分析仪、彩色经颅多普勒血流仪、脑电图机、电子胃镜、肠镜、腹腔镜、鼻咽纤维镜、电测听、电脑验光仪、全自动生化仪、多功能麻醉机、高压氧仓等，以满足广大患者的诊疗需要。

Results Of the 21 cases,the KUB findings showed bowel dilatation with air in 21 cases and lower intestinal obstruction in 16 cases;the barium enema X ray showed typical X ray features （in spasm segment,and dilatation segment） in 18 cases and atypical X ray features in 3 cases as limited incisures in inferior rectum,and found barium retention in the following up of 24 hours.

结果 21例腹部平片均表现为肠腔充气扩张，其中有16例低位结肠梗阻；钡灌肠检查18例见典型X线征象：痉挛段，移行段，扩张段；3例不典型X线征象：直肠下段局限性切迹，24h随访均有钡剂潴留。

Scanning electron microscopy,X-ray fluorescence spectroscopy,X-ray diffraction and X-ray photoelectron spectroscopy were used to analyze the microstructure,chemical composition,crystalline structure and compound constitute of the corrosion scale from cast iron pipe and galvanized steel pipe in drinking water distribution systems.

使用扫描电镜、X荧光光谱分析、X射线衍射分析以及X光电子能谱对给水管网中铸铁管和镀锌钢管上的管内壁腐蚀管垢进行微观形态、化学组成、晶体结构和化合物构成等物理化学特征分析。

8KeV Cu target X-ray tube source was used in x-ray imaging experiments and the magnification of 1× and 2× X-ray images are obtained.

使用Cu靶X射线管进行了成像实验，得到了放大倍数分别为1倍和2倍的一维X射线像。

In the first part of this thesis, I will give a general description to synchrotron radiation source and beamline design; and then the comparison to the difference in the designs of hard X ray and soft X ray beamline is given; some detailed features on hard X ray beamline design is also discussed especially in this part.

本文第一部分对同步辐射光源特点及光束线设计作了概述，并对硬X光束线与软X光束线的设计特点作了比较，这一部分中还着重讨论了硬X光束线的不同设计路线。

Two soft X ray spectrometers are used to measure X ray spectra of primary and secondary disk respectively.The property that X ray spectra were modified on secondary disk is investigated.

测量结果表明：这种结构的双盘靶基本上能避免初级盘喷射等离子体的影响，初级盘后向辐射的X光谱具有明显的N和O带谱结构，而次级辐射的X光谱主要以O带为主。

In the second chapter, during the study of compound x-ray refractive lenses, diffraction function of compound lens is derived in the light of refraction and absorption effect and the design theory of X-ray is deduced using diffraction theory in connection with the characteristic of X-ray band.

在第二章X射线聚焦组合透镜的研究中，针对X射线波段的特性，综合考虑折射和吸收效应得出组合透镜的衍射屏函数，利用衍射理论推导出X射线聚焦组合透镜的设计理论并进行结构设计与微细加工制作技术研究。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。