“population type”的概念、定义、习题解题方法及翻译-物理辞典

单词	population type
释义	population type A method of classifying stars as either population I or population II bodies, devised in 1944 by Wilhelm Baade (1893–1960). Population I stars are the young metal-rich highly luminous stars found in the spiral arms of galaxies. Population II stars are older metal-deficient stars that occur in the centres of galaxies
随便看	Bell's theorem bending moment Bergius, Friedrich Karl Rudolf berkelium Bernoulli theorem Bernoulli, Daniel Berzelius, Jöns Jacob Bessemer process beta decay beta particle beta-iron betatron Bevatron biaxial crystal biconcave big-bang billion bimetallic strip bimorph cell binary notation binary stars binding energy binocular vision binoculars binomial theorem

物理辞典收录了3346条物理词条，基本涵盖了常用物理知识及物理英语单词词组的翻译及用法，是物理学习的有利工具。