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前身星的英文

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"前身星"怎么读用"前身星"造句

英文翻译手机手机版

  • progenitor star

例句与用法

  • Influence of electron screening potential on electron capture at presupernova stage
    电荷屏蔽对超新星前身星阶段电子俘获的影响
  • Pre - white dwarf
    白矮前身星
  • The orientation of the equatorial belt suggests the parent star maintained the same spin axis both before and after it exploded
    环赤道带的方向说白,前身星在爆发前后的自转轴取向保持不变。
  • This letter aiming at this respect , hints for neutron capture element are derived : 1 . based on the adopted galactic evolution scenario , together with the three - zone multi - phase model , observational features of the solar vicinty region can be well reproduced . among those are particuly g - dwarf problem . the g - dwarf problem in halo and thin - disk can be solved
    本文正是从这方面着手,对中子俘获元素进行了研究,得到如( 1 ) r过程元素核合成产量随着超新星前身星的质量的增加而单调增加, r -过程核合成场所是sn ,质量范围是18m _ m 50m _ ,这与mathews 、 tsujimoto和travaglio等人的结果完全不同。
  • Abstract : the influence of electron screening on electroncaptu re for the most abundant nuclei in massive stars at the presupernova stage is discussed by using the shell model . it is shown that the total rate of chance of el ectronfraction should be multiplied by a factor of about 0 . 8 0 . 9 with the elec tron screeningtaken into account
    文摘:利用核的壳层模型,讨论了电荷屏蔽对超新星的前身星阶段一些较丰的核在一些重要的温度-密度点的电子俘获率的影响,结果表明由于电荷屏蔽的作用其电子丰度变化率须乘以一个0 . 8 0 . 9的因子
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