“luminosity classes”的概念、定义、翻译、参考文献-科学参考

单词	luminosity classes
释义	luminosity classes [´lü·mǝ`näs·ǝd·ē ´klas·ǝz] ^ASTRONOMY A classification of stars in an orderly sequence according to their absolute brightness.
随便看	perpendicular axis theorem perpendicular recording perpendiculars perpendicular slip perpendicular slope perpendicular throw perpetual calendar perpetual frost climate perpetual motion machine of the first kind perpetual motion machine of the second kind perpetual motion machine of the third kind perpetuation Perret phase Perron-Frobenius theorem Perron-Frobenius theory perry perryite persalic rock Perseids Perseus Perseus A Perseus arm Perseus cluster Perseus-Pisces supercluster Perseus X-1

科学参考收录了103327条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。