“index fossil”的概念、定义、翻译、参考文献-科学参考

单词	index fossil
释义	index fossil 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。理学标志化石释 index fossil标志化石用来确定地层时代，并进行地层的划分和对比的化石。又称标准化石。
随便看	chain of survival chain of syzygies chain of trust chain orientational disorder chain polymerization chain propagation chain propagation reaction chain ratio chain-react chain reaction chain reaction of nuclear fission chainreactor chain recurrence chain recurrent point chain recurrent set chain referral sampling chain rigidity chain ring chain rule chain sampling inspection chain saw chain scheduling chain scission degradation chain segment chain semi flexibility

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