So rather than calling this an electron beam, this was called a cathode ray.
因此我们最好别叫它电子束，而是阴极射线。
It is an electron beam. In the 1890s, the latter part of the 19th century a very fashionable word was "ray."
那是个电子束，在十九世纪九十年代，就是19世纪末，一个很时髦的词汇-“光线。”
Instead, a single wavelength can be selected to produce the X-ray equivalent of a pure-colour beam of light.
事实上单独某一个波长的射线就可以产生好象一束单色光一样的纯净的伦琴射线。
The researchers then narrowed down the X-ray beam so that it was just a tenth of a millimetre across and found that the fractal-like regions occurred only where the beam struck the sample.
研究人员随后将X射线的光束收窄，使其只有十分之一毫米宽，这时他们发现，碎片形的区域只出现在射线照射的地方。
Then they brought the sample back to room temperature and exposed it to an X-ray beam from the facility while using a CCD detector to record the X-rays reflected from the surface of the sample.
然后他们将样品重置于室温状态，并使其接受X射线照射，同时使用CCD检测器来记录从样品表面反射回的X射线。
The nanoprobe excites the sample with a strongly focused X-ray beam and collects the characteristic fluorescence signal that is re-emitted.
纳米探针通过聚焦强X射线激发样品，然后收集发射出的特征荧光。
In X-ray crystallography, scientists turn large quantities of a protein or virus into crystal form, placing it in front of an X-ray beam.
运用X射线晶体学，科学家将大量的蛋白质或者病毒转换成了晶体形式，将其置于一束X射线光束之前。
Based on complex ray method, a paraxial approximation analysis of Gaussian beam transmission through a dielectric radome is presented.
本文根据复射线法对通过介质天线罩的高斯波束场进行近轴近似分析。
We adopted Gaussian beam, ray tracing and vector diffraction integration together to analyze single beam spot-focusing lens antenna.
本文采用将高斯波束法，射线追迹和矢量衍射积分相结合的方法来分析单波束的点聚焦透镜天线。
The basis of applications is the output of X-ray laser with high brightness, high coherence, and good beam quality So it is a main aim and contents for studies to achieve X-ray laser.
应用研究的前提是获得能够满足应用要求的X射线激光输出，因此如何获得高亮度、高相干性、高光束质量的饱和X射线激光输出是X射线激光研究的首要内容。
In this paper, it is analyzed the propagation of a Gaussian beam in fiber media with ray tracing under the paraxial approximation.
利用光线追踪方法在近轴近似下模拟了高斯光束在不同折射率分布纤维状介质中的传播。
The Gaussian ray bundle is similar to Gaussian beam, except that it uses a simpler method to arrive at the width of the Gaussian.
高斯射线束方法相对于高斯波束方法的改进在于它使用了一个简单的经验公式来计算声束宽度。
Gaussian beam is the asymptotic solution of wave equation concentred at the central ray.
高斯束是波动方程在特定射线附近的高频渐近解。
The fractures in all the specimens were clearly visible when the X-ray beam was parallel to the plane of osteotomy.
而当X线光束与骨裂开的平面平行的时候，左右的骨折都可以被鉴别出来。
Gaussian beam method is essentially a seismic forward modeling method that combines wave equation and ray theory.
高斯射线束方法是将波动方程和射线理论相结合的一种地震正演模型方法。
However, this algorithm does not apply for circular orbit cone-beam scan with line-focus X-ray source.
但是，这种算法不能满足线X射线源圆轨道锥束扫描的情况。
Soft tissues are seen with the same machine as for hard tissues, but a "softer" or less-penetrating X-ray beam is used.
软组织与硬组织的同一台机器，但用于“软”或更少穿透X射线束。
Dubbed the 'death star' by NASA scientists the death ray destructive beam can obliterate the atmospheres of planets but may also trigger the birth of new stars.
NASA的科学家称之为“死亡恒星”，死亡射线的破坏性光束能量能够清除行星的大气层，但是也可能会激发新星的诞生。
Any further increase or decrease in plane of the X-ray beam could not identify the fracture.
但假如在进一步地加大或减少成角，骨折就难以区别了。
The complex ray method is employed to analyze a Gaussian beam reflected at , a plane interface from a denser medium into a thinner one.
本文用复射线方法分析高斯波束从光密媒质入射到光疏媒质界面上时的反射。
The results given in this paper is useful for analysing the transformation of ray or beam through a complex optical system and the problems of multielement resonators.
文中所得结果能用于分析光线或光束通过复杂光学系统的变换和多元件光腔的问题。
In this paper the mechanism and process of light beam surface alloying were investigated by SEM, X-ray diffraction, optical microscope, microhardness etc.
采用SEM、X射线、光学显微镜、显微硬度计等手段研究了高能密度光束表面合金化的机理和工艺。
By using the light ray vector method, the elliptic-section cylinder lenses have been designed to collimate the semiconductor laser beam.
采用光线矢量法设计了两个相互垂直的椭圆截面柱透镜组来准直半导体激光束。
Optical coupling and transmission performing with optic fiber and fiber optic face plate, a new sector beam linear array scanning X-ray detector technique based on plane array CCD devices is proposed.
提出了一种基于面阵CCD器件，采用光纤和光纤面板进行光耦合及传输的扇形束线阵扫描X射线新型探测器技术。
A real ray tracing method was used to simplify the optical design of a Gaussian beam shaping system.
研究了真实光线追迹优化光学系统的方法以简化高斯光束整形系统的光学设计。
Theprocess of the bottle beam generated from an axicon-lens system is described by a novel method based on the ray-tracing.
利用几何光学的光线追迹法形象地描述了轴棱锥透镜系统产生局域空心光束过程。
The protection system of light beam formed emission and receiving of infrared ray is introduced.
介绍了利用红外线的发射与接收所构成的光束保护系统。
The protection system of light beam formed emission and receiving of infrared ray is introduced.
介绍了利用红外线的发射与接收所构成的光束保护系统。
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