“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	chord-distortion theorem chord in modal exchange chord length chordless chordless cycle chord method chord of a circle chord of a conic chord of contact chord of curvature chordoma chordophone chord oscillation equation chord theorem choreme Choreoecology choreoecology choreograph choreographer choreographic language agent choreographic work choreography chorioallantois chorion chorionic villus sampling

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。