“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。
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