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nuclear time scale
释义
nuclear time scale
nuclear time scale
[
′nü·klē·ər ′tīm ‚skāl
]
(astronomy)
The time it takes for a star to evolve a significant distance from the main sequence when a certain fraction of the hydrogen in its core has been converted to helium by thermonuclear reactions.
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centrifugations
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centring
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centring on
英语词典包含2567994条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。
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更新时间:2026/10/30 6:03:23