“proterozoic eon”的概念、定义、翻译、参考文献-科学参考

单词	proterozoic eon
释义	proterozoic eon Encyclopedia 理学元古宙释 proterozoic eon元古宙介于太古宙与显生宙之间的一级地质年代单元。
随便看	subdifferentiable function subdifferential subdifferential calculus subdifferential mapping subdifferential operator subdifferential stability sub diffusion coefficient sub-diffusion coefficient sub diffusion process sub-diffusion process sub-diffusive process subdirect subdirect decomposition subdirect irreducibility subdirectly irreducible subdirectly irreducible algebra subdirectly irreducible group subdirectly irreducible ring subdirectly reducible algebra subdirect product subdirect representation subdirect sum subdirect union subdistribution sub-district and neighborhood committee system

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。