金属丰度,metallicity
1)metallicity[英][mi"t?lisiti][美][m?"t?l?s?t?]金属丰度
1.For discussion origin of chemical peculiar different of mild and strong barium stars with accretion scenario,computed that overabundance factor and [s/Fe] of mild and strong barium stars changed withmetallicity and initiai mass.利用星风吸积模型,计算了钡星的初始质量和AGB伴星的金属丰度对弱钡星和强钡星超丰因子的影响,计算了弱钡星和强钡星重元素(Y,Nd)丰度随轨道周期终值的变化,并和观测值作了比较。
2.By comparing the physical parameters of cluster and field galaxies,such as concentration index,specific star formation rate,stellar mass,andmetallicity,the star formation properties of galaxies within different gravitational environments are studied.通过对团星系和场星系的聚度参数、特征恒星形成率、星系中包含的恒星质量、金属丰度等物理参量的比较,研究了处在不同引力环境中星系的恒星形成性质。
3.The correlation betweenmetallicity an.此外还确认了团星系的金属丰度与恒星质量之间的相关性,并推断星系团Abell 2255是在单个星系形成后,经过引力相互作用而形成的,这一结果支持了等级成团理论。
英文短句/例句
1.The Age-metallicity Relation of Stars in Different Stellar Populations;不同星族恒星的年龄—金属丰度关系
2.The Influence of metal abundant on structure and evolution model of rotating stars;金属丰度对转动恒星结构与演化模型的影响
3.Impact of Metal Abundances on S-process Nucleosynthesis Parameters in AGB Stars金属丰度对AGB星s-过程核合成参数的影响
4.The Effect of Mass Accretion on Elemental Abundances of Metal-Poor Extrinsic AGB Stars;物质吸积对贫金属外赋AGB星元素丰度的影响
5.The Effect of Superwind Mass Loss on Abundances of Metal-Poor AGB Stars;星风质量损失对贫金属AGB星表面丰度的影响
parison of the methods of calculating the abundances of heavy elements in metal-poor stars;计算贫金属星重元素丰度分布方法的比较
ponent proportions of the abundances of three typical heavy elements in metal-poor stars;贫金属星三种典型重元素丰度的分量比例
8.Active method of delayed neutrons to determine uranium enrichment主动法缓发中子探测金属铀的~(235)U丰度
9.Contrast study to data from geological sampling and deep-tow system of dense portion in China Pioneer Area多金属结核加密小区深拖资料与地质取样覆盖率、丰度的对比
10."Iron is the most used and cheapest metal, the second most abundant metal and fourth most abundant element in Earth"s crust."铁是最常使用和最便宜的金属,在地壳中,其丰度在金属中居第二位,在所有元素中排在第四位。
11." Cerium :Chemical element, a rare earth metal of the lanthanide series (hence having many properties of the transition elements), chemical symbol Ce, atomic number 58."铈:化学元素,周期表IIIB族过渡金属中丰度最大的稀土金属。化学符号Ce,原子序数58。
12.④Ample N P K, ⑤ High heavy mental;④含有丰富的氮磷钾； ⑤重金属含量较高；
13.A Parametric Approach to Mental-poor S-,R-process Both Enhanced Stars贫金属s-、r-过程双增丰星参数化研究
14.The United States is rich in most of the metals and minerals needed to supply its basic industries.美国的金属和非金属矿产非常丰富，可供国内各种基本工业的需要。
15.Metal smelters were built near richer mines.矿藏丰富的矿区附近建立了金属熔炼厂。
16.metal-oxide humidity sensor金属氧化物湿度传感器
17.liquid metal oxygen densitometer液态金属氧气密度计
18.thin steel wire of high tensile strength.细的抗张强度的金属丝。
相关短句/例句
metal abundance金属丰度
3)metallicities金属丰度
1.With the developed observational ability and facilities, themetallicities of more and more galaxies were obtained, from the local dwarfs and spirals to the star-forming galaxies in the intermediate redshift Universe, and even to the high redshift Lyman Break Galaxies (LBGs).金属丰度是表征星系特征的重要参量,对于理解星系的形成与演化具有重要意义。
4)metal abundant金属丰度
1.The Influence ofmetal abundant on structure and evolution model of rotating stars;金属丰度对转动恒星结构与演化模型的影响
2.The approach with star evolution of 5M_⊙ influence bymetal abundant and over shoot;金属丰度和对流超射对恒星演化影响的初步探讨
5)luminosity (stellar mass)-metallicity relations光度-金属丰度关系
6)age-metallicity relation年龄-金属丰度关系
1.Theage-metallicity relation(AMR)of the Galactic disk stars is a fundamental issue to study the formation and evolution of the Galaxy.该文回顾了恒星的AMR(年龄-金属丰度关系)研究的历史,评述了研究的现状;介绍和比较了确定恒星年龄和金属丰度的有关方法;分析和讨论了最近有关AMR研究的4个大样本工作,分别利用每两样本之间的共同样本星,详细比较了它们分别给出的恒星年龄、金属丰度和AMR;结果表明样本的选择效应以及确定恒星年龄和金属丰度的方法或采用参数的不同都会影响AMR。
2.Theage-metallicity relation (AMR) of stars in the Galactic disk is a fundamental issue to study the formation and evolution of the Galaxy.银河系恒星的年龄-金属丰度关系(AMR)是研究星系形成和化学演化的一个基本问题,但这一关系是否存在至今仍在讨论和争议之中,因此有必要对AMR进行进一步的研究。
延伸阅读
贵金属精密轧制装置(昆明贵金属研究所)贵金属精密轧制装置(昆明贵金属研究所)嫉蘸一’瓜.峨蘸颧翼鑫黝当渊狱贵金属精“轧“装置(昆明贵金属研“所)
