• One question, Tan says, is how efficiently the process works for massive versus light stars, because that's likely to be the mechanism that determines stellar mass.

    有个问题巨型与小恒星间,谁的形成机制更有效因为可能确定星际物质形成机制。

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  • The strength of the absorption features indicates that red dwarfs account for 80 percent of the number of stars in elliptical galaxies and 60 percent of the total stellar mass in those galaxies.

    吸收特性力度显示矮星数量约椭圆星系的百分之八十,质量则那些星系质量的百分之六十。

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  • This was based on the assumption that SMBHs form in a similar way to stellar-mass black holes, marking the final phase in the lifespan of massive stars that have exhausted all their fuel for fusion.

    是以大多超大质量黑洞形成过程与恒星质量的黑洞的形成过程类似假设为基础的。 这种黑洞的形成通常大质量恒星生命过程的最终阶段用尽了用于核聚变所有燃料的时期)。

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  • This means that the lowest mass black holes may be very rare, short-lived or non-existent, creating a conspicuous gap between the most massive neutron stars and the least massive stellar black holes.

    就是说,那些最小黑洞恐怕真是转瞬即逝或者压根就没存在过。使得最大中子星最小质量恒星产生的黑洞存在巨大的差距。

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  • A low mass X-ray binary (LMXB) is a celestial system in which a relatively normal star is being eaten alive by a nearby stellar corpse, either a neutron star or a black hole.

    质量X射线双星(LMXB)相对正常恒星邻近正在进行蚕食的恒星“遗体”构成的天体系统,“遗体”是中子星黑洞

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  • If the magnetic stress bears up the gravitation in the stellar evolution, the big mass neutron star over the neutron - star mass can not collapse into a black hole.

    如果恒星演化过程应力来支撑引力超过中子星质量上限质量中子星则不致于坍缩黑洞

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  • Brown dwarf star is a class of stellar objects as a mass of about 5-90 Jupiter.

    矮星恒星天体一种质量约为5至90个木星之间。

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  • The uncertainties associated with current stellar models lie in the input physics: atomicdata, convection theory, mixing in radiative regions, and mass loss.

    当前恒星模型中的确定性来自于输入物理参数:原子数据、对流理论辐射区混合质量丢失

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  • Observational evidence for stellar winds obtained from radio, infrared, visible, UV and X-ray regions are given. And two important parameters, terminal velocity and mass loss rate, are discussed.

    观测方面,给出射电红外可见光紫外X射线各波段得到的观测证据介绍了两个重要参数、星风的质量损失率

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  • A stellar system consisting of two stars orbiting about a common center of mASs and often appearing AS a single visual or telescopic object.

    围绕一个共同中心运行组成的星系,经常可用肉眼观看望远镜可观察到。

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  • A stellar system consisting of two stars orbiting about a common center of mASs and often appearing AS a single visual or telescopic object.

    围绕一个共同中心运行组成的星系,经常可用肉眼观看望远镜可观察到。

    youdao

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