“Cambrian System”的概念、定义、翻译、参考文献-科学参考

单词	Cambrian System
释义	Cambrian System Encyclopedia 理学寒武系释 Cambrian System寒武系全球标准年代地层的系级单位，显生宇和古生界的第一个系，是距今5.41亿～4.85亿年前地史时期地球上形成的全部地层，地层位置在埃迪卡拉系之上，奥陶系之下。
随便看	rigid ion approximation rigid-ion approximation rigid isometric embedding rigidity rigidity condition rigidity differential equation rigidity problem rigidity result rigidity theorem rigid jumper rigid lattice rigid manifold rigid model rigid motion rigid operator extension rigid particle rigid pavement design rigid-perfectly plastic behaviour rigid-plastic finite element method rigid-plastic problem rigid polyhedron rigid pseudogroup structure rigid regulation of public opinion rigid representation of quiver rigid restriction

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。