伽玛射线
- 网络gamma ray;gamma-ray;Gamma Radiation
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这种方法以伽玛射线(GR)与热产量A之间的线性关系为基础。
This method is based on a linear relationship between the Gamma ray GR and the heat production A .
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注量率分布是球面源伽玛射线强度绝对测量的必需参数。
The fluence distribution must be known for absolute gamma ray measurements in spherical radiation fields .
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采用立体定向伽玛射线全身治疗系统治疗206例胰腺癌(PC)患者。
Therapy of 206 patients with pancreatic carcinoma ( PC ) with Stereotactic Gamma Ray Whole Body Therapeutic System .
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Swift时代伽玛射线暴及其余辉的多波段研究
Gamma-Ray Bursts and Afterglows : A Multi-Wavelength Study in the Swift Era
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或者至少在我们通过光谱的极短端(X射线和伽玛射线)观察它以前,它是这样的。
Or at least it was , until we looked at it in the extremely short end of the spectrum : X-rays and gamma rays .
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该系统X射线和TeV伽玛射线能段的光变曲线的轮廓是类似的,均在近星点两侧呈双峰分布。
The X-ray and TeV light curves of this system are similar and display two-peak profiles .
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10、我们熟悉的另外一些形式的辐射能是电磁波,红外线、紫外线、X射线和伽玛射线。
10 . Other forms of radiant energy familiar to us are radio waves , infrared rays , ultra-violet rays , X rays , and gamma rays .
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这种物体多数是一个发射巨大能量(包括射电、红外线、紫外线、X射线和伽玛射线在内)的类星体。
The most powerful such object is a quasar , which emits a huge amount of radio , infrared , ultraviolet , X-ray , and gamma-ray energy .
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新一代宇宙线(包括伽玛射线)实验&大型高海拔大气簇射观测站(LargeHighAltitudeAirShowerObservatory,LHAASO)是一个平方公里级别的复合式阵列实验。
A new generation of cosmic ray ( y ray included ) experiment & Large High Altitude Air Shower Observatory is a compound detector array distributed in a kilometer square area .
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射频波就是电磁场,但与X射线或伽玛射线辐射等电离辐射不同的是,射频波不会打破化学键,也不会给人体造成电离辐射伤害。
Radiofrequency waves are electromagnetic fields , and unlike ionizing radiation such as X-rays or gamma rays , can neither break chemical bonds nor cause ionization in the human body .
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从理论上阐述了把X射线荧光分析和低能伽玛射线散射结合起来甄别金制品和镀、包金赝品的可行性,并在实验中进行了验证。
A method of combining X ray fluorescence analysis with low energy γ rays scattering to distinguish between mix gold samples and plated gold or wrapped gold samples is described , and it is proved in experiment .
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为了解释Fermi伽玛射线空间望远镜观测到的年轻的孤立脉冲星的平均辐射特性,我提出了一个改进的外间隙模型。
For explaining averaged radiation properties of the young isolated pulsars observed by Fermi Space Telescope , I proposed a revised outer gap model .
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目前人们已经观测到了余辉从射电到GeV伽玛射线能段的多波段辐射。
At present the multiband emission spanning from radio to GeV gamma-rays of GRB afterglows has been widely observed .
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采用MCNP模拟软件和水分对天然伽玛射线的影响实验,对不同水分土壤中铀系和钍系天然伽玛的原始谱进行了模拟运算。
The original spectrum from the soil is simulated by MCNP and the experiment of influence to natural gamma-ray is done .
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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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这类系统一般有着从射电到TeV伽玛射线的多波段辐射,且各波段的光变曲线是随轨道周期性变化的。
The gamma-ray pulsar binaries usually emit multi-band radiation , i.e. from radio to TeV gamma-rays , and the light curves are modulated on the orbital periods .
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此外,我们还发现之前在Crab星云中发现的脉冲星风中能流的各向异性效应对产生X射线和TeV伽玛射线能段光变曲线的双峰结构有着至关重要的作用。
We also find that the anisotropy in the pulsar wind , which has been suggested in the research of Crab Nebula , plays a significant role in producing the two-peak profiles in both X-ray and TeV light curves .
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60C0是一种比较常见的放射性核素,在工业、农业、医学等方面有广泛的应用。60Co可以放出很强的伽玛射线,导致脱发、再生性障碍贫血症和白血病等疾病。
60Co , one of the most common radionuclides , is widely utilized in industrial , agriculture and medical applications.60Co is characterized by emission of high gamma energy which can cause alopecia , reproducibility obstacle of anemia and leukemia .
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利用伽玛射线辐射诱变获得了2份高秆突变体Gh2和Sh3,对它们的株高及其各节间长、穗长等的变化进行了分析。
Two tall culm mutants Gh 2 and Sh 3 were induced by gamma rays . Analysis of variation of the plant height and panicle and internode lengths was carried out .
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伽玛射线暴:各向同性火球还是柱形喷流?
Are Gamma-ray Bursts due to Isotropic Fireballs or Cylindrical Jets ?
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密闭管道中采用伽玛射线进行液位测量
Liquid position measurement of sealed pipe using γ - ray
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蓝牙技术在便携式伽玛射线全谱仪中应用可行性研究
The application of blue-tooth in portable gamma-ray full spectrum instrumentation
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立体定向伽玛射线全身治疗装置治疗室的屏蔽设计
Shielding design for the treatment room of γ stereotactic body radiotherapy equipment
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高能伽玛射线是探测宇宙中非热、高能加速过程的重要探针。
High energy gamma-rays are important probes of the Universe .
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高能伽玛射线观测为伽玛暴研究开启了一个新的电磁观测窗口。
The high energy gamma-ray observations open a new window for GRB study .
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活动星系核的伽玛射线辐射机制研究
Researches on Gamma-ray Emission Mechanism in Active Galactic Nuclei
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喷流内的相对论电子通过逆康普顿散射软光子产生伽玛射线。
The relativistic electron inverse Compton scatter photon to gamma-ray in blob frame .
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野外地面伽玛射线全谱测量研究
Studying of field gamma - ray full spectrometric surveying
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管道泥砂浓度分布的伽玛射线测量
Measurement of Sand Concentration Distribution Across a Pipeline Cross Section by γ Ray
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伽玛射线耀斑物理及观测
The Physics of Gamma-ray Flares and Their Observations