1) early universe nucleon
宇宙早期核子
2) particle of the early universe
宇宙早期粒子
3) early universe
早期宇宙
1.
The number density and energy density of particles with weak interaction in early universe were discussed.
讨论了早期宇宙中具有弱相互作用的粒子的数密度和能量密度的问题,从中看出,化学势是讨论早期宇宙热力学问题所不可缺少的一个重要参量。
2.
According to uniformity in space and constancy in time of the coordinate temperature of an equilibrium system, the space-time duality between Einstein turntable and early universe directly .
考虑到引力场中坐标温度的均恒性 ,爱因斯坦转盘与早期宇宙的时空对偶性直接给出宇宙介质固有温度反比于标度因子R(t)的结
4) the very early universe
极早期宇宙
1.
After giving the basic description of the very early universe, the author point out that the space-time topology and the inflation are the two most important problems in the research of the very early universe and then do some remarks on the inflation + cold and dark matter model—the most popular cosmological model nowadays.
在对极早期宇宙作了一般性描述的基础上,指出暴涨和时空拓扑是极早期宇宙研究的两大课题并着重评析了现今最流行的暴涨+冷暗物质宇宙模型。
5) nucleo cosmochronology
核子宇宙年代学
6) Cosmogenic nuclide
宇宙核素
1.
<Abstrcat>Cosmogenic nuclide techniques have been used widely in various Earth science areas to measure surface exposure ages,burial events,and to reveal the style and rates of landscape evolution processes across a wide range of spatial and temporal scales.
宇宙核素技术已广泛应用于地学研究的诸多领域,用来直接获取地质、地貌体的暴露年龄或埋藏时代,揭示本地、小流域、大区域范围的地表过程演化特点和速率。
2.
<Abstrcat>Cosmogenic nuclides found in rocks and sediments at the Earth s surface are produced primarily by three forms of interaction between cosmic rays and minerals: spallation,neutron-capture reactions and muon-induced reactions.
宇宙核素是宇宙射线与地表物质相互作用的产物,具有蜕变、中子捕获和介子反应三种形成机制。
补充资料：宇宙膨胀理论(见大爆炸宇宙学)
宇宙膨胀理论(见大爆炸宇宙学)
theory of universal expansion
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说明：补充资料仅用于学习参考，请勿用于其它任何用途。
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