x ray topography是什么意思

用法例句

This paper chose X-ray to detect logs and judged whether the logs had defects or not according to the intensity dif- ferences of the ray through the objects.

选择 X 射线作为检测源透射原木,根据检测透过被检物体后的射线强度差异,判断被检测原木内部是否存在缺陷和检测缺陷细节。

X-ray real-time radioscopy imaging system can be used in many fields, such as medicine, industry non-destructive technology and baggage safety inspection in customs, airport, railway station,dock etc.

X 射线数字实时成像系统在医学、工业无损检测以及海关、机场、车站、码头的行包安全检查等领域得到广泛应用,X 射线图像传感器是其中的关键部件,现在用在X 射线实时检测领域的图像传感器大部分为电荷耦合器件CCD。

objective: This study investigates the damage of myocardial cells induced by adriamycin or X-ray alone in cultured rat cardiac cells.

目的:分别研究了一定浓度阿霉素﹑一定剂量X 射线及阿霉素联合X 射线对体外培养乳鼠心肌细胞的损伤作用。

The microstructures of high modulus carbon fiber were investigated by using transmission electron microscope(TEM),high resolution transmission electron microscope(HRTEM),and X-ray diffraction(XRD),and they were further correlated to the mechanical properties of fibers.

利用透射电子显微镜(TEM)、高分辨透射电子显微镜(HRTEM)和X射线衍射(XRD)研究了高模量炭纤维的微观结构,并将其与纤维的力学性能进行了关联。

Two EG systems doped different oxidants were prepared by blended acid and characterized by expandable capacity and XRD.

通过混酸法制备了两种不同氧化剂体系的可膨胀石墨(EG),并采用膨胀容积和X射线(XRD)对EG进行了表征。

The diamond films grown on the quartz glass were analyzed by XRD, Raman and XPS.

用X射线衍射、Raman谱和光电子能谱对石英玻璃上的金刚石薄膜进行分析 ,对于难用化学气相沉积在玻璃上生长金刚石薄膜的原因提出了一种解

Automatic inspection of weld defects using X-ray image sequences;

基于X射线图像序列的焊缝缺陷自动检测方法

Survey on X-ray Inspection System and Protection from Radiation at Fuzhou Airport;

福州机场X射线行李货物检查系统放射防护调查

Investigation on Protection Condition of Medical Diagnostic X-ray Rooms in Yibin City;

宜宾市医用X射线机房防护状况调查

Evaluation of Sunface Layer Temperatyre by X Ray;

X射线法评估滚动接触表层平均温度

The present status of X ray fluorescence spectrometry;

X射线荧光光谱仪的现状

The energy spectral response of a kind of X ray converter;

一种X射线变像管能谱响应特性研究

Influence of X-rays in Vacuum Interrupter on Human Health;

真空灭弧室中X射线对人体健康的影响

Detection of DNA damage of Lewis lung carcinoma cells irradiated by carbon ion beam and X-rays with comet assay;

单细胞凝胶电泳技术检测碳离子束和X射线照射对Lewis肺癌细胞的DNA损伤

Effect of X-rays on the Expression of VEGF in Cord Blood of Neonate;

X射线对新生儿脐血VEGF的影响

On the crystal growth of dioctadecyl maleate for soft X-ray spectroscopy;

软X射线分光晶体马来酸十八酯的生长研究

Studies of the Thermal Stability of the Interfaces of Mo/Si and Mo/B_4C Soft X-ray Multilayers;

Mo/Si和Mo/B_4C软X射线多层膜的界面热稳定性研究

A Simulation Study of the Influence of Interdiffusion Barrier on Soft X-ray Reflectivity of Mo/Si Multilayers;

研究扩散屏障层对Mo/Si多层膜软X射线反射率影响的模拟

Emission characteristic of long laser pulse keV X-ray source;

长脉冲keV X射线源的辐射特征

ROSAT X-ray Source 1057+4316 Identified as a QSO of z=0.32Z;

ROSAT　X射线源1057＋4316被证认为一个z＝0．32的类星体

It can be made as field emission cathode of X-ray source.

实验使用印刷方法将碳纳米管制备于玻璃基底 ,并作为X射线源的阴极。

The methods concerned include X-ray diffraction,thermal analysis,dilatometry,acoustic emission and electrical resistance,of which the last one is widely used in that,in addition to the fact that the testing process can hardly affect the samples,it has high precision,simple electro-circuits,and high speed as well.

讨论了形状记忆合金相变温度的常用测量方法的现状、优缺点及发展趋势,包括变温X射线法、热分析法、膨胀法、声发射法及电阻法。

The distribution of stresses in high pressure cylinders storing natural gas were studied by X-ray diffraction and metal magnetic memory method.

用X射线及磁记忆两种方法对压缩天然气的高压气瓶应力状态进行了系统分析,对一个气瓶整体制造工艺中的残余应力变化用X射线法进行了跟踪检测。