“步天歌”的概念、定义、翻译、参考文献-科学参考

单词	步天歌
释义	步天歌 Encyclopedia 理学﹝天文学名著﹞释 Bu Tiange《步天歌》用诗歌形式介绍全天星官的一部天文学著作。又称《丹元子步天歌》。 Astronomy Song of Pacing the Heavens步天歌
随便看	normal electron demand normal-electron-demand normal electron tunneling normal element normal elliptic integral normal emittance normal endomorphism normal epimorphism normal equation normal error normal error curve normal error model normal estimate normal estimator normal ethic normal excess coefficient normal expect score normal exponential valuation normal extension normal extension field normal extinction normal factor normal families normal family normal family of functions

科学参考收录了854744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。