A device for converting heterogeneous beam of radiation to homogeneous beam by absorption or refraction of unwanted components.
利用吸收或折射掉不需要的成分，把非单色光束变成单色光束的装置。
Placement of gold fiducials is required for real-time tracking and delivery of a high-dose therapeutic beam of radiation to the tumor.
放置金基准点可以实时追踪和发放及剂量的治疗性射线用于肿瘤治疗。
Pulsars are tiny, dead neutron stars that are only around 20 kilometers (12.4 miles) in diameter and spin hundreds of times a second, emitting beam of radiation.
脉冲星是已经死亡的小型中子星，直径只有20公里(12.4英里)左右，每秒旋转数百次，同时还会向外发出无线电光束。
Change of the spatial distribution of a beam of radiation when it is deviated in many directions by a surface or by a medium, without change of frequency of its monochromatic components.
光束被某一表面或介质改变为多种方向，而不改变其单色光的频率时，所发生的空间光分布的改变。
It transforms the thin wisp of hydrogen gas that permeates interstellar space into an intense radiation beam that would kill humans within seconds and destroy the spacecraft's electronic instruments.
根据这个理论贯穿于整个宇宙空间的稀薄氢气会转化成强烈的辐射光线形式，将在几秒内杀死人类并且毁坏太空飞船的电子仪器。
According to a statement, the new neutron beam line will replicate the cosmic radiation affecting microchips from 100 years of flying time in the space of an hour.
根据一项声明，新的中子束流线将复制宇宙辐射的影响，从100飞行一小时时空年芯片。
How it works: a 2-metre antenna and mobile generator produce and aim a beam of 95-gigahertz (3-millimetre) radiation.
工作原理：一个两米长的天线和移动发电器制造95束千兆赫(3毫米)的辐射对准目标。
Spiral Multi-detector CT uses 8, 16, 64 or more detectors during continuous motion of the patient through the radiation beam to obtain much finer detail images in a shorter exam time.
多排螺旋CT使用过程中病人的连续螺旋运动，通过辐射光束8，16，64或更多的探测器，在一个较短的考试时间获得更精细的细节图像。
They have analyzed data collected from the neutrino beam at LNGS and have found no evidence of radiation or electron-positron pairs coming from the neutrinos.
他们分析了在LNGS所收集到的有关中微子束的数据，可是并没有发现来自中微子正负电子对辐射的任何证据。
The experimental results show that better edge-enhancing effect can be achieved in vertical direction of the synchrotron radiation beam.
结果表明，同步辐射光束在垂直方向能获得更好的边缘增强效果。
The temperature effect on large tonnage fly over beam caused by solar radiation should not be ignored, which will become the controlling factor of the structural design.
对于大吨位高架梁，太阳辐射引起的温度效应无法忽略，并可能成为结构设计的控制因素。
Some factors such as oblique beam radiation and background intensity variation are also further discussed. These factors can decrease the precision of measure system.
讨论了斜光束照射、背景光强变化等因素，这些因素降低了系统的测量精度。
The stability of beam orbit is essential to the performance of a synchrotron radiation light source.
束流轨道稳定性是同步辐射光源的重要性能指标。
In the prediction of sleeper radiation noise, the finite element beam model of sleeper is more suitable.
最终得出在预测轨枕辐射噪声时，轨枕梁有限元模型更加适合。
This equipment is installed at 3B1 beam line of the Synchrotron Radiation Laboratory at BEPC.
该装置安装在BEPC同步辐射实验室3B1光刻光束线上。
This paper provides the first measurement results of X-ray spectrum at the beam lines of synchrotron radiation. It describes the detector and spectral system, measuring method and data acquisition.
本文提供了北京正负电子对撞机同步辐射光束线上X射线能谱的首次测量结果，文章对探测器和谱仪系统、测量方法及数据分析予以扼要的描述。
This paper studied the influence of chemical structure on the reaction rate and curing effect in epoxy resin systems under electron beam (EB) radiation.
研究了化学结构对环氧树脂电子束辐射反应速率和辐射固化效果的影响。
It also can be used as a radiation aperture to realize the beam scanning or change of polarization by means of changing the direction and strength of.
也可用作辐射口径，通过改变磁化场方向和强度实现波束扫描或极化变化。
In this paper, the equations for calculation of the radiation performances on high efficiency double reflector antenna fed by beam waveguide are derived.
本文导出了地面站常用的改进型波束波导馈电高效率双镜天线的辐射特性的计算式。
It is necessary for calculating the solar beam radiation on the tilted mirror or aperture for designing of solar thermal utilization.
在聚光太阳能热利用设计时，有必要计算聚光装置倾斜镜面或孔径表面的太阳直接辐射。
The radiation patterns of the antenna are analyzed, and the formulas to estimate the wave beam parameters and to design the antenna are provided.
详细分析了天线的辐射特性，给出了天线辐射波束相关参数的估算公式和天线设计公式；
A proximity sensor often emits an electromagnetic or electrostatic field, or a beam of electromagnetic radiation (infrared, for instance), and looks for changes in the field or return signal.
一个接近性传感器通常会发出电磁或静电场，或电磁辐射光束(例如红外)，以及在外地或返回信号的变化看。
Objective To study the method for dose calculation and beam weight optimization of intensity-modulated radiation therapy (IMRT).
目的研究调强放射治疗(IMRT)剂量计算与射野权重优化方法。
The combination of external beam irradiation with brachytherapy may decrease the dose of external irradiation, so the late radiation complication may be reduced.
采用外照射与腔内近距离放射治疗可以降低外照射剂量，减轻部分放射并发症。
According to analysis of multiple radiation in furnace, the method determined for optimum gap of billet arrangement in walking beam or bottom furnace was reported.
本文从炉内辐射传热角度出发，阐述了步进式炉坯料摆放最佳间隙的确定方法。
With an example of simply supported beam, it is presented to active control structure-borne sound by mean of radiation modes.
以简支梁为例，通过声辐射模态研究简支梁声辐射的有源控制。
The method of measuring the energy spectrum of a high current and short pulse beam using optical transition radiation is presented in the paper.
论述了用光学渡越辐射对强流短脉冲束团的能谱进行测量的理论和方法。
The method of measuring the energy spectrum of a high current and short pulse beam using optical transition radiation is presented in the paper.
论述了用光学渡越辐射对强流短脉冲束团的能谱进行测量的理论和方法。
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