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- Soft component of cosmic rays 字宙射线的软成分
- Due to the shielding effect of the atmosphere, intensity of cosmic rays increases with altitude. 由于大气层有阻挡宇宙射线的作用,离地面越高,宇宙射线的强度就越强。
- Using Monte-Carlo method, the propagation of cosmic ray hadrons throughatmosphere is simulated. 用蒙特卡洛 (Monte-Carlo) 方法,模拟了宇宙线强子成分在大气中的传播。
- That's an instrument sent on helium balloons to measure the composition and energy spectra of cosmic rays from 35 kilometers above Antarctica. 该仪器被放在南极35千米以上的氦气球中;用来测量宇宙射线的能谱和组成成分.
- The reconstruction of shower core is one of the key works of cosmic ray experiment based on terrene. 摘要簇射芯位重建是基于地面的宇宙线观测实验的关键工作之一。
- Galactic radiation has higher energy and is therefore the dominant component of cosmic radiation. 银河辐射因能量较高,故此是宇宙辐射的支配组分。
- Cosmic ray spallation is a form of naturally occurring nuclear fission and nucleosynthesis.It refers to the formation of elements from the impact of cosmic rays on an object. 宇宙射线散裂 是自然发生的一种核分裂和核合成形式,它经由宇宙射线撞击物质产生新的元素。
- It has taken the 340-year-old remains of supernovae, "Cassiopeia a" to the astronomer has revealed that the outbreak of the stars may be an important source of cosmic rays. 这个庞大的星系团(上图右侧)证明了一种称为暗能量的神秘力量的存在。据说,暗能量加速了宇宙的膨胀速度。
- The time variation of the cosmic ray flux is one of crucial problems in the field of cosmic ray physics, solar geophysics and astrophysics, etc. 宇宙线强度随时间的变化、时间变化的起源和与天体物理因素的联系是宇宙线物理、地球物理和天体物理学科中最复杂的问题之一,具有重要的物理意义。
- The structure of the BES main drift chamber and arrangement of cosmic ray tests have been described briefly. The main test results of the chamber performance have been given. 简要描述了北京谱仪(BES)主漂移室的结构和宇宙线实验安排;给出利用宇宙线测试主漂移室性能的主要结果.
- The constant hailstorm of cosmic rays is not the only radiation threat, of course.The sun, too, can unleash tremendous bursts of protons and heavier nuclei traveling at nearly the speed of light. 当然,遍布太空的宇宙射线风暴并不是唯一的威胁,太阳也会释放大量质子与重原子核,以接近光速喷出。
- Surprise is an essential component of my plan. 我这项计划主要就是想使大家惊喜一下。
- The periodic analysis for the data of cosmic ray flux after meteorological effect inspection shows that solar time semi-diurnal, 0.996 and 1.002 diurnal variations exit in the data of TeV and lOTeV cosmic ray. 对气象效应修正后的宇宙线流强数据进行周期分析,发现TeV和10TeV宇宙线数据中存在半日、0.;996和1
- The sidereal diurnal variation (T=0.997d) for lOTeV cosmic ray has been detected with about signal-noise ratio 5.0, with amplitude 0.125 + 0.079% and phase 0.45(llh) by analyzing the data of cosmic ray flux after meteorological effect corrected. 通过对气象效应修正后的宇宙线流强数据进行周期分析,发现了10TeV宇宙线流强的恒星日(T== 0.;997日)变化,其信噪比为5
- A Soft Component of Information Hiding Based on Strategy Model 基于策略模式的信息隐藏处理的软构件
- geomagnetic effect of cosmic rays 宇宙线地磁效应
- Air force is an important component of national defense. 空军是国防的重要组成部分。
- These cosmic rays, as they are called, consist mostly of protons. 这些被称为宇宙射线的物质主要是由质子组成的。
- Influence of Cosmic Rays on Earth's Climate 宇宙线对地球气候的影响
- Escape pathlength of cosmic rays 宇宙线逃逸路径长度