But X-ray imaging has its own problems, with X-rays difficult to focus or manipulate even with corrective lenses.
但是X光射线图像本身也有自己的问题，比如X光射线难于聚焦，甚至在使用矫正透镜的情况下也难于控制。
Over the years, numerous less invasive explorations of the remains were conducted there, including x-ray and CT scan imaging studies and an analysis of the mummy's mitochondrial DNA.
这些年来，在那里进行了许多次具有较小侵害的探索，包括X光，CT扫描影像学检查以及木乃伊线料体DNA分析。
A first-generation anatomical imaging X-ray machine was built in Holland in early 1896.
在荷兰，有一台1896年建好的第一代X射线解剖成像机。
A first-generation anatomical imaging X-ray machine was built in Netherlands in early 1896.
1896年初，一台第一代X射线透视成像机在荷兰建成。
To validate the X-ray coherent scatter imaging with the clinical X-ray imaging equipments.
进行在临床影像设备条件下X射线相干散射成像的研究。
The ray propagating and paraxial imaging characteristics of a GRIN fiber lens with constant refractive-index surfaces of revolution paraboloids are studied.
本文研究一种等折射率面为旋转抛物面的梯度折射率纤维的光线传播和近轴成像特性。
The technique makes use of dual energy X-ray imaging, where overlapping tissue signals can be isolated and quantified by exploiting the change in X-ray attenuation at different energies.
这项技术通过双能X-射线成像，重叠的组织信号可以被隔离，并利用不同能量的X射线的改变衰减量化。
In this paper, the principle of X-ray coherent scatter imaging and some examples applied in medicine are introduced.
本文概述了X射线相干散射成像技术的原理和在医学中的应用。
The research and development of X-ray coherent scatter imaging, X-ray diffraction enhanced imaging and X-ray coherent scatter CT imaging are mainly summarized.
重点介绍了X射线相干散射成像技术、X射线衍射增强成像技术和X射线相干散射CT成像技术的研究和进展。
The imaging characteristics of a GRIN fiber lens with exponential variation of the constant-index surfaces are discussed based on the ray paths equations.
本文根据光线轨迹方程，讨论一种等折射率面为指数型变化的梯度折射率纤维透镜的成象特性。
Objective: To compare the two imaging methods between X-ray and ct scan in diagnosing spinal fracture.
目的：比较和评价常规X线片和CT扫描二种影像学方法在脊柱骨折诊断中的作用。
X-ray in-line outline imaging (XILOI) attracts much attention in recent years, for its simple setup compared with other approaches.
在所有的相衬成像方法中，X射线同轴轮廓成像由于光路简单、不需要任何光学元件而备受关注。
It is shown that the imaging properties and the ray paths of such lenses depend on the optical power.
结果表明，这种透镜的成像特性与光线轨迹依赖于光功率。
The location of the earthquakes; tomographic imaging; focal mechanism; pseudo-bending ray tracing; the integral of the wavenumber.
震源定位；层析成像；震源机制； 伪弯曲法射线追踪；波数积分。
Objective To investigate the difference in imaging quality and X ray dose for plain film of lumbar vertebrae and abdomen when using blue screen or green screen.
目的探讨感蓝、感绿不同的屏片体系，在腰椎和腹部平片上形成影像质量及入射剂量的差异。
Oronary artery imaging with X-ray computed tomography is one of the most recent advancements in CT clinical applications.
t冠状动脉成像是当前CT临床应用中最先进的技术之一。
It can enhance imaging speed and obtain high clear image that EMCCD detector can been used in X-Ray digital imaging system.
EMCCD探测器能够在微光条件下，获得高质量的图像，把它应用到X射线数字成像系统能够提高成像的速度并获得高清晰图像。
DR is a very advanced X-ray imaging technology at present, which could control it's temperature in best work range to collect the better image.
DR是目前非常先进的X射线成像技术，将其X射线采集板工作温度控制在最佳工作范围可采集更好的图像。
The imaging principle of X-ray fluorescent tomography and its application in microanalysis field are introduced simply.
介绍了X射线荧光层析成像技术的成像原理及其在微量分析领域中的应用。
It consists of a solar monitor, an X-ray fluorescence imaging spectrometer, the electronics system and its software.
它包括太阳X射线监测器、X射线成像谱仪和电子学电路系统三部分。
Ancient fossilised, spider-like species have been imaged in 3d using thousands of X-ray scans and imaging software.
类似蜘蛛物种的古化石通过数千X射线扫描以及成像软件绘制出3D模型。
X-ray imaging is often used to diagnose inertial confinement fusion (ICF) targets.
射线成像常常用来诊断惯性约束聚变的靶目标。
X-ray digital imaging testing technology is a new method of nondestructive testing.
射线数字成像检测是工业无损检测的新技术。
The X-ray coherent scatter imaging with the clinical X-ray imaging equipments was investigated.
对临床X射线成像设备的X射线相干散射成像进行了研究。
In this paper, the testing conditions and computing formula of DQE is presented for digital X-ray imaging devices.
本文论述了描述X线数字成像设备性能的参数—量子检出效率（DQE）的测试条件和计算公式。
The imaging hard X-ray telescopes provide better resolution and sensitivity for studying hard X-ray astrophysics.
成像硬x射线望远镜可以提供更好的分辨率和灵敏度来研究硬x射线天体物理学。
Objective To compare and analyze the performance indexes and the imaging quality of the home and imported X-ray machines through testing their partial imaging performance parameters.
目的通过测试国产和进口X线机部分成像性能参数，对国产和进口X线机性能指标及成像质量进行比较与分析。
This article introduces the Low Contrast Resolution which is an important parameter of X-ray imaging equipment.
本文对X线成像设备的重要指标—低对比度分辨率作了介绍。
This article introduces the Low Contrast Resolution which is an important parameter of X-ray imaging equipment.
本文对X线成像设备的重要指标—低对比度分辨率作了介绍。
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