“标准化石”的概念、定义、翻译、参考文献-科学参考

单词	标准化石
释义	标准化石 Encyclopedia 理学古生物学释 index fossil标准化石可用来确定产出地层时代或阐明其生活环境的化石。又称标志化石。
随便看	celestial celestial altitude celestial axis celestial baton celestial body celestial chart celestial clock celestial coordinate celestial coordinate system celestial correlation function celestial cryptography celestial dog celestial doppler navigation system Celestial Ephemeris Origin celestial ephemeris pole celestial equator celestial equator system of coordinate celestial flail celestial geodesy celestial globe celestial guidance celestial horizon celestial inertial guidance celestial-inertial navigation system Celestial Intermediate Origin

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。