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- Age of cosmic ray irradiation 宇宙线辐照年代
- The depthmen will measure cosmic ray penetration of the sea, radioactivity,the age of the water in the abyss. 深入海底的人将在深海测量宇宙射线对海水的穿透力、放射性活动，以及海水的年龄。
- 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。
- 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。
- 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 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
- The average age of the boys in this class is fifteen. 本班男生的平均年龄是十五岁。
- 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。
- I don't think he looks his age of seventy. 我感到他看起来不像70岁的人。
- PROGRESS IN RESEARCH OF COSMIC RAY ASTROPHYSICS 宇宙线天体物理研究进展
- The age of majority is eighteen. 成年的法定年龄是18岁。
- acceleration mechanism of cosmic ray 宇宙线加速机构
- 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。
- He ran away from home at the age of thirteen. 他十三岁那年就离家出走了。
- diurnal variation of cosmic ray flux 宇宙线通量周日变化
- At the age of thirty, Mary began to lose colour. 玛丽在30岁的年纪就红颜渐逝了。
- She was orphaned at the age of ten. 她在十岁时成为孤儿。
- fermi theory of cosmic ray acceleration 费米宇宙射线加速理论
