An X-ray CT apparatus includes a plurality of X-ray tubes, a plurality of slit mechanisms which are respectively provided for the plurality of X-ray tubes and whose slit widths can be changed, a plurality of two-dimensional array type X-ray detectors which form pairs with the plurality of X-ray tubes, a support mechanism which supports the X-ray tubes and the X-ray detectors so as to allow them to rotate about a rotation axis parallel to the slice direction, a correction unit which corrects data from each detection element located in an area which X-rays passing through the slit mechanism directly strike, by using data from at least one detection element located outside the area and associated with the same channel in order to reduce a scattered radiation component originating from X-rays generated by an X-ray tube other than the X-ray tube forming the pair, and a reconstruction unit which reconstructs image data on the basis of the corrected data.
要約 一种X射线CT装置具有多个X射线管、多个狭缝机构、多个2维阵列型X射线检测器、支承机构、校正部分、及重构部分；该多个狭缝机构分别对应于多个X射线管，其狭缝宽度可变；该多个2维阵列型X射线检测器与上述多个X射线管构成多个对；该支承机构绕与切片方向平行的回转轴自由回转地支承X射线管和X射线检测器；该校正部分为了减轻由在构成对的X射线管以外的X射线管发生的X射线引起的散射射线成分，对于位于通过狭缝机构的X射线直接照射的区域内的各个检测元件的数据，通过在区域外侧的、关于相同通道的至少1个检测元件的数据来进行校正；该重构部分根据所校正的数据而重构图像数据。
Chest X-ray findings: the first was scattered in the small dot-like shadow, following lung field more.
胸部X线表现：最初呈散在的细斑点状阴影，以下肺野较多。
In small angle X ray scattering, the measurement for particle distribution was used the scattered intensity of the particle himself.
用小角散射测粒度分布，用的是各颗粒自身的散射强度，而实测的强度总包含有干涉部分，不易分开；考虑到在测非晶态的结构中，用的是各个原子散射光之间的干涉效应。
A method for the determination of small amount of uranium in technological solution containing plutonium by X-ray fluorescence analysis is presented featuring selective excitation, selective absorption and the use of scattered radiation as internal standard. An X-ray tube source with a. molybdenum anode and a Si detector are used. By measuring the ratio of ULa X-ray to the scattered MoKa X-ray in the sample, the concentration of uranium is obtained accurately.
本工作建立了一种测定含钚工艺溶液中小量铀的X射线荧光分析法，综合应用了选择激发、选择吸收和散射内标等方法，使用钼靶管X射线源和Si探测装置，只需测出试样的UL_σ和MoK_σ的强度比，就可准确测定其含铀量。
Adaptive restraint algorithm to the scattered radiation of digital X-ray image.
数字X 射线图像散射的自适应抑制算法。
Geometrical ray theory of SH wave propagation in an anisotropic medium is proposed. Based on this theory, an analytical solution for scattered field of plane SH wave by a cylinder has been obtained.
本文建立了各向异性介质中SH波传播的几何射线理论并由此得到圆柱体对平面SH波散射的解析解。
The paper analytically discusses two factors, the spectrum of photon and the scattered radiation by the detector, which affect the attenuation efficient of the object in flash X-ray radiography.
研究闪光照相中影响材料有效吸收系数的两个主要因素，即X光的能谱效应和散射影响。
Shield of Scattered Ray to X-ray Transmission in Butt Welded Seam of Pipes
管道对接焊缝X射线透照时散射线的屏蔽
Based on the basic parameters of the ratio of characteristic X ray to scattered rays from source of the object elements, a mathematical model for the object element grade of the ore and a judgement expression for main disturbing elements are presented.
本文提出了以目标元素的特散比为基本参数建立求解矿石目标元素品位的数理方程和判别主要干扰元素的判据，提出了克服矿化不均匀效应的最佳测网。
Compton Scattering occurs when the incident x-ray (or γ - ray) photon ejects a electron from an atom and an x-ray photon of longer wavelength is scattered from the atom.
康普顿散射是X射线（或γ射线）与物质发生相互作用时波长变长的散射，也称不相干散射。
This calculation was based on the Monte Carlo simulated primary X-ray spectrum, and the formula of Klein-Nishina was used for the calculation for the scattered spectra mainly scattered from primary collimator and energy spreader.
该方法是在蒙特卡罗模拟计算得到的初级X射线能谱的基础上，通过康普顿散射的Klein&Nishina公式计算得到的。考虑的主要散射源为机头内的初级准直器和均整块。
A computerize system for testing the geometrical performance of grids are developed for fast and precisely controlling medical X-ray grid ability for absorbing scattered ray and its utility effect.
为快速、准确地检测X线滤线栅的对散射X线的吸收能力和使用效果，研制了游线材几何性能测试系统。
In this paper the principle of fluorescence/scattered radiation method is studied, and taking measurement of geological powder samples. The conditions and effects of using this method to portable X-ray fluorescence analyzers are discussed.
本文针对轻便X射线荧光仪，探讨了特/散法的校正机理，并主要结合地质粉末样品测量，讨论了方法的应用条件及有关影响因素。
X-ray film of the chest showed discrete, scattered, patchy shadows au over Both lungs.
胸片示：两肺满布分散斑片状阴影。
The morphologies of the Ti-bearing slag before and after oxidation/modification were analyzed by means of SEM, XRD, X-ray spectrum and back scattered image analysis.
通过扫描电子显微技术、X射线能谱分析、X射线物相分析和图像分析等手段，对氧化前的含钛高炉渣及其氧化改性后渣的形貌像进行分析。
Compton scattered gamma ray
康普顿散射伽马射线
Using X-ray, back scattered electrons, cobalt magnetism meter and coercive force meter, the compositions, lattice constant, saturation magnetization and coercive force of vacuum sintered Ti (CN) base cermets were studied.
用X射线衍射、背散射电子像、钴磁计、矫顽磁力计等分析手段研究了真空烧结Ti（CN）基金属陶瓷合金的成分、晶格常数与其饱和磁化强度及矫顽磁力的关系。
The morphologies of the Ti-bearing slag before and after oxidation / modification were analyzed by means of SEM, XRD, X-ray spectrum and back scattered image analysis.
通过扫描电子显微技术、X射线能谱分析、X射线物相分析和图像分析等手段，对氧化前的含钛高炉渣及其氧化改性后渣的形貌像进行分析。