高能辐射
- 网络high energy radiation;high-energy radiation
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硬X射线能带(20KeV~1MeV)是我们了解天体物理中高能辐射过程的一个好窗口。
The hard X-ray ( 20 keV up to 1 MeV ) energy band is a good window for us to learn the high energy radiation processes in astrophysics .
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活动星系核的高能辐射机制研究对于揭示其结构和演化特征以及中央驱动之谜具有极其重要的意义。
The high energy radiation mechanism research of active galactic nuclei is a key to understanding their structure , evolution features and origin of central drive .
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比如,太阳风暴的高能辐射会破坏DNA和人体组织,增加致癌几率。
The powerful radiation of CMEs can damage DNA and tissue , increasing the risk of cancer , for instance .
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利用新的外间隙模型研究了反常X射线脉冲星可能的高能辐射。
Based on the new version of outer gap model , the expected high-energy emission from anomalous X-ray pulsars ( AXPs ) has been studied .
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太阳耀斑虽然是在Ha辐射上发现的,但经多年的研究已得知每个耀斑都有重要的高能辐射。高能耀斑情况如何呢?
Although solar flares were discovered by their H α radiation , it has become clear after years of investigation that a flare has important high-energy emission .
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利用加速寿命试验中获得的数据,通过分析,预估出CCD器件的可靠度;分析了高能辐射对CCD器件的影响;
In this paper use the data acquired from the speeding up lifetime test , estimating the reliability of CCD , analyzing the influence of high energy irradiation on CCD device .
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由美国宇航局Swift卫星拍到的图像显示了两个不同寻常的伽玛射线爆发的景象,一颗大质量恒星塌陷后出现的高能辐射和粒子迸发。
Images captured by NASA 's Swift satellite show two views of the unusual gamma-ray burst , an outpouring of high-energy radiation and particles thought to follow the collapse of a massive star .
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CCD芯片用于空间观测时,会受到空间环境中高能辐射而造成损伤,其转移效率、暗电流和噪声等主要性能指标劣化。
The high-energy radiation in the space environment will damage the CCD chip which is used for space observation . The transfer efficiency , dark current , noise , and other major performance of CCD chip will adversely affected .
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硬X射线调制望远镜HXMT正是推进人类对天体高能辐射过程的认识重要工具。
Accordingly , hard X-ray Modulation Telescope ( HXMT ) is a significant implement that will accelerate human 's knowledge about the thermal radiation process of high-energy celestial bodies .
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天文学家们每周都能看到两三次伽马射线爆发(GRBs)现象,这种现象是恒星塌缩时产生的高能辐射所造成的短暂闪光。
Every week , astronomers sight two or three gamma ray bursts ( GRBs ), short flashes of high-energy radiation from collapsing stars .
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在该模型中,考虑了磁场几何效应对高能辐射的影响,同时利用平均半径〈r〉处的外间隙大小表示外间隙的特征大小,〈r〉是磁倾角α的函数。
In this model , the magnetic geometric effects have been taken into account , and the typical fractional size of outer gap is represented by the outer gap size at an average distance 〈 r 〉, which is the function of the magnetic inclination angle (α) .
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YAG晶体在红外、可见、紫外波段均有很高的透过率,是用作光学窗口、基片的优秀材料,在多个领域已得到广泛应用,特别是在高温及高能辐射的应用场合。
In virtue of the very high transmittance in the infrared , visible , ultraviolet band , the YAG crystal is an excellent material to serve as the optical window and the substrate and has been widely used in many fields , especially in the high-temperature and high-energy radiation applications .
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活动星系核及其延展区的高能辐射研究
High Energy Emission of AGNs and Its Extended Regions
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γ射线辐射属于高能辐射污染,是当今最广泛的一种放射性污染。
Gamma the beam high-energy radiation pollution is now the most widespread one radioactive contamination .
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他指出,通过探测伽玛射线,科学家可以观测到宇宙中的高能辐射源。
High energy hot spots in the universe are revealed with gamma-rays , said Michelson .
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他使用很多形式的高能辐射,为了就是使这些液滴带电。
He used various forms of high-energy radiation in order to make the droplets bear a charge .
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制备了不同铅含量、不同树脂类型的树脂/纳米铅和树脂/纳米硫酸铅防高能辐射复合材料。
High-energy radiation protection composites were prepared , which contained different quantity of lead and different category of resin .
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高能辐射对高性能聚乙烯纤维分子量和力学性能的影响
Effect of the electron beam radiation on the molecular weight and mechanical properties of the high performance polyethylene fibers
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高能辐射量子可能造成蓄能器部件和微处理器部件中的微细结构被破坏。
High-energy radiation may result in the accumulator quantum components and microprocessor components of the fine structure was destroyed .
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本文主要对射线完高能辐射污染监测系统进行整体的分析与设计。
This article mainly carries on the whole to Gamma the beam high-energy radiation pollution monitoring system the analysis and the design .
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尤其对于连续变化而且动态变化很大的高能辐射监测环境不能适用。
Especially regarding changes moreover the dynamic change very big high-energy radiation monitor environment not to be able continuously to be suitable .
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要保护生物免受带电粒子及γ射线这类高能辐射所害,比遮蔽紫外线还煞费周章。
Protecting living things from charged particles , as well as from high-energy radiation such as gamma rays , is trickier than shielding against UV .
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从高能辐射作用于物体时的两种效应入手,分析讨论了异致热释光强度降低的原因。
The reduction mechanism of thermoluminescence intensity is studied in terms of two sorts of effects induced by the action of high - energy radiation on objects .
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他调到高能辐射课题组了。发生一些小意外,其他团员怕坐他身边被辐射。
Leslie : He switched over to high-energy radiation research - Leslie : Had a little mishap , and now the other guys are uncomfortable sitting next to him . -
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因为在许多被怀疑由吸积所推动的高能辐射天体中,物质的外流都有被观测到,而且从理论上也发现辐射冷却无效吸积流能量上是非束缚的。
In observation , many celestial systems doubted to be powered by mass accretion often possess a mass outflow . And also , in theoretical research , the RIAFs are energetically unbounded .
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本文在扼要综述了这类天体的基本性质、分类、粒子的加速以及高能辐射的基础上,开展了壳型超新星遗迹多波段非热辐射性质研究。
In this thesis , after briefly reviewing the basic properties , classification , particle acceleration , and radiation mechanisms of the SNRs . the multi-band non-thermal radiation features of the SNRs are investigated .
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宇宙物质受重力影响落回黑洞,被拖进轨道,由于温度过热最终被吞噬,整个过程会释放一吨的高能辐射。
As cosmic material falls back into the hole , pulled by gravity , it is dragged into orbit , superheated and eventually devoured , emitting a ton of high-energy radiation in the process .
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介绍了钠-萘溶液、等离子体、高能辐射接枝、激光辐射、离子注入等几种不同的聚四氟乙烯表面改性方法及其研究进展。
In this paper the development of modification methods of PTFE surface , such as sodium-naphthalide solution treatment , plasma treatment , radiation grafting modification , laser treatment and ion implantation modification were introduced and reviewed .
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γ射线是一种电离辐射,电离辐射为高能辐射,可以直接作用于生物分子,也可以通过水分子的激发和电离的间接作用,引起强烈而复杂的生物学效应。
γ ray is an ionizing radiation and possesses high energy . It can react both directly on biological macromolecules and indirectly by the exciting and ionizing of H2O and other molecules to cause complex and strong biological effects .
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介绍了应力场、超声波场、电磁场、高能辐射场在聚合物动态成型过程中的应用,并且概述了各种场致作用对聚合物加工的影响及其相关机理。
It introduced the application of stress field , ultrasonic field , electromagnetic field and high-energy radiation field to polymer processing , and summarized the effects of all kinds of fields on the polymer processing and their relative mechanisms .