“Official Book of Heaven”的概念、定义、翻译、参考文献-科学参考

单词	Official Book of Heaven
释义	Official Book of Heaven Encyclopedia 理学﹝天文学名著﹞释 Official Book of Heaven《史记·天官书》司马迁《史记》中关于周天星座描写的部分。
随便看	steppe in China steppe lemming Steppenwolf stepper motor steppe shrub desertification steppe shrubs Steppe soil stepping lumbus stepping motor stepping regression stepping stone stepping test step point step potential step potential difference step process step profilometer step pulley step pulse step resistance step response step response method step response of excitation control system step rocket step search method

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。