Objective: To obtain suitable digital radiologic exposure factors of CR and DR by measuring stability of their X-ray tube voltage and exposure time. 目的:通过测试数字成像设备的X线机管电压和曝光时间稳定性,探讨数字成像摄影条件的选择原则。
MINIMAM UTILITIES: Air-cooled small X-ray tube and gas filled proportional counter have been employed, and the only requirements are AC Power Source and Helium Gas. 使用简单:仪器内置气体密封型比例计数管,只要接上电源和氦气(保护),就可以正常使用仪器。
Evaluation of the influence of the x-ray tube anode angle to the output spectra based on the Monte Carlo method 利用MonteCarlo方法研究X射线球管阳极靶角度对输出光谱的影响
In-depth study of evaluation method for X-ray tube quality characteristics 关于X光射线管质量特征评定方法的探讨
Maximum X-ray tube assembly heat content X射线管组件最大热容量
Radioluminescence of Crystalline CsI and CsI ( Tl) with Various X-ray Tube Voltages 不同X射线管电压下CsI和CsI(Tl)晶体的X射线辐照致发光
In this paper we discussed the means and skills of how to replace of the X-ray tube, and pointed out attention during the course of replacement of the tube. 本文主要论述了医用X线机X线管的更换方法及技巧以及X线管更换中应注意的问题。
In order to control the quality of X-ray diagnostic machine, non-intrusive X-ray tube voltage measurement system was designed according to the theory of radiation dosage testing. 为了实现X射线诊断机的质量控制,根据辐射剂量测量的原理,设计了非介入式X射线管电压测量系统。
X-ray tube assembly heating curve X射线管组件发热曲线
The study of the effect of X-ray tube voltage on CT Number X线管电压对物质CT值影响的研究
X-ray tube assembly input power X射线管组件输入功率
The trouble of disable opening X-ray tube in ARL9400 X-ray fluorescence spectrograph caused by destroied field effect transistor was discussed. 介绍由于X射线荧光检测器探头的前置放大电路场效应管损坏而导致X射线光管不能打开的故障原因及故障排除方法。
X-ray tube rating charts x射线管负荷特性曲线
Conclusions: The kVp on X-ray tube should be indicated whenever specification of the lead equivalent for protective materials is described. 结果:含铅防护材料的铅当量随X射线峰值管电压变化不大;非含铅防护材料的铅当量随X射线峰值管电压变化较大。
Estimate the Run State of the Medical-use X-ray Tube ′ s Anode Target 医用X射线球管阳极靶运行状态的估计
The purpose is to improve the performance of flash X-ray tube produced at present time. 使目前生产的闪光X射线管性能得到进一步改进。
Research and Design of a New Type X-Ray Tube 新型X线球管的研究和设计
The X-Ray tube focal spot is obtained by convergence of static field on the electron beams. X射线管的焦点是通过静电场对电子束的会聚作用而形成的。
We have discussed the problem of optimization on parameter of the flash X-ray tube. 探讨闪光X射线管参量最佳化问题。
Through the control of the voltage and current of HV power supply added to the X-ray tube, the excited spectra of different intensity and shape is produced, therefore being suitable for all kinds of research and analysis with convenience and flexibility. 通过对X光管的高压电源的电压和电流的控制,产生不同强度和形状的激发谱,灵活、方便地适用于各式各样研究与分析工作的需要。
A study of the effect of X-ray tube voltage on image quality and radiation dose X线管电压对图像质量和放射剂量影响的研究
CTDI was reduced and X-ray tube efficiency is improved. 它降低了X线剂量指数,提高了球管效率。
Methods: To measure the 3-dimentional radiation dosage of X-ray tube distribution by means of changing the radiographic parameters. 方法:通过改变摄影部位的曝光条件,对X线管3个方位测试点的照射剂量进行检测、比较及分析。
Mini Sputter Ion Pump and Its Application in the X-Ray Tube Manufacture 微型溅射离子泵在X射线管制造中的应用
Objective: To design a novel multifocus rotating anode CT X-ray tube. 目的:设计一种新型多焦点旋转阳极CT球管。
Designed and produced miniature X-ray tube, and performance testing. 开展了微型X射线源实物的设计、制作和性能测试。
This research has provides many experimental foundations and bases for the industrialization and widely use of the tungsten/ molybdenum/ graphite composite target for X-ray tube. 本研究为高性能X射线管用钨/钼/石墨复合靶材的产业化和工业化提供了一定的实验基础和理论依据。
The grating-based methods seem more promising than others in realizing practical phase-contrast imaging systems by using conventional x-ray tube. 光栅成像法可以采用常规x射线管实现相位衬度成像,与其他方法相比,更具有实际应用的可能。