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。
This avoids ion bombardment on an electron emitter (111) of the X-ray tube (100).
这避免了对X射线管(100)的电子发射器(111)的离子轰击。
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。
Existing scanners usually have but a single X-ray tube. This is rotated around the patient, taking pictures as it goes.
现存的放射机通常只有一个X射线管,围绕一周患者进行拍摄。
Rotating around you, the x-ray tube and electronic x-ray detectors are located opposite each other in a ring, called a gantry.
有个称为龙门的环状物在你周围旋转,环上有若干对X射线管和电子X射线探测器在两侧。
The tube assembly consists of an Unipolar X-Ray tube with cooled anode at ground potential and a high voltage receptacle socket.
管路安装由单级X射线管,地电位的冷却性阳极和高电压插座组成。
The dependence of the intensity of grazing emission X-ray fluorescence on the anode voltage of X-ray tube has been investigated.
文章探讨掠发射X射线荧光强度与X射线管阳极高压的关系。
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。
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。
It is described a filter (300) for at least partially compensating for an X-ray tube (10) the target Angle heel effect and preserving the tungsten spectrum of the X-rays.
本发明公开了过滤器(300),其用于至少部分补偿X射线管(10)的靶角度足跟效应并保持X射线的钨光谱。
Conclusion Radiation injuries may effectively decreased with reducing X-ray tube voltage and exposure level under the precondition of X-ray image quality to be guaranteed.
结论在保证X线图像质量前提下,降低X射线管电压和曝光量,可以有效地减少放射性损害。
When impinging onto the getter electrode (141) the ions (150) are permanently collected and thus removed from the interior of an evacuated envelope of the X-ray tube (100).
当撞击到吸气电极(141)上时,所述离子 (150)被永久地收集并因此从所述X射线管(100)的真空罩的内部去除。
The Modulation Transfer Function(MTF) of X-ray tube focal sPOt and its size are the main parameters, which can be used to describe the photo function of X-ray tube focal spots.
线管焦点的调制传递函数(MTF)和焦点尺寸是描述X线管焦点成像性能的主要参数。
This paper based on analyzing the X-Ray tube designs the switching power supply circuit, analyzes the principle of APFC, LCC half bridge resonance convertor and dual rectifier circuit.
本文在分析X射线管外特性的基础上,设计制作了开关电源功率主电路,分析了有源功率因数校正器原理、LCC半桥谐振变换器原理及倍压整流电路原理。
The invention has strong radiation protection ability, safe use, convenient operation, long service life of the X-ray tube and high detection precision and greatly lowers production cost.
本发明使 用防辐射能力强,使用安全,操作方便,X光管使用寿命长,检测精度高,大大降低了生产成本。
Better precision X ray tube, and wider analysis scope, long lifetime up to 10 years.
激发源X射线光管精度更高,范围更宽,使用寿命长达10年以上;
Objective To study the relationship between X - ray tube potential and patient dose, and to explore the way to reduce the dose.
目的研究摄影管压与受检者剂量的关系,探讨减少受检者剂量的方法。
The phases of corrosion products on underground steel tube and their changes with depth of rust layer were analysed using Mossbauer effect, X - ray diffraction and proton X -ray fluorescence analysis.
使用穆斯堡尔效应、x射线衍射分析及质子x射线荧光分析法,分析了地下钢管腐蚀产物的相态及其随锈层深度的变化。
This article described the design, principle of the mini ion pump and its application in the pumping process of X ray tube manufacture.
介绍微型溅射离子泵的结构、工作原理及其在X射线管制造中的应用。
Through appearance inspection, wall thickness measurement, EDS analysis and X-ray diffraction, the corrosion cause of the coal economizer tube is analysed.
通过外观检验、壁厚测量、扫描电镜、能谱和X射线衍射,对省煤器管腐蚀原因进行了分析。
A new real time automatic detection algorithm is taken up for applying to X-ray images of screw steel tube.
为了检测X射线探伤图像中螺旋钢管焊缝缺陷,提出了一种新的实时自动检测算法。
Conclusion operation and deep X-ray the irradiation is valid-treatment methods of child lymphoid tube lump.
结论手法切除加深部x -射线照射是小儿淋巴管瘤有效的治疗措施。
The remainder molecules in the vacuum tube will be ionized by X-ray irradiation, the ionization current can be detected at a constant DC voltage.
利用X射线对气体分子的电离作用,在一定电压下用一束X射线照射真空灭弧室,使灭弧室内产生电离电流。
Radiographic examination was performed with portable X-ray fault detector appling the special radiographic technique for fillet weld of heat exchange tube-tubeplate.
用普通便携式X射线机,采用特殊的透照技术,对换热管与管板角焊缝进行射线检测。
The X-ray backscattering from the inner electrodes and the tube wall of an X-ray image intensifier (XRII) will degrade the spatial resolution and the contrast of an output image.
影像增强器内电极和管壳对X射线的背向散射将降低增强器输出图像的空间分辨率和对比度。
A novel X-ray imaging system was designed and its key device is X-ray image intensifier tube, which is a vacuum and non-vacuum mixed device.
本文设计了新型的X光成像系统,它的核心部件X光影像增强器是一个混合型器件。
Comparing this tube with chalni con made in Japan and used frequently in X-ray television camera, we consider that D7072 is very suitable for application in this camera.
并与目前国内医用X线电视摄象机中常用的日本进口硒化镉摄象管进行了对比讨论,从而确认了D7072氧化铅摄象管在X线电视中的应用地位。
Tube-current is the all-important parameter of the X-ray machine; it affects the reciprocity between the X-ray and the others material.
管电流是X射线机中非常重要的参数,它影响X射线与其它物质的相互作用。
Tube-current is the all-important parameter of the X-ray machine; it affects the reciprocity between the X-ray and the others material.
管电流是X射线机中非常重要的参数,它影响X射线与其它物质的相互作用。
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