“biostratigraphic horizon”的概念、定义、翻译、参考文献-科学参考

单词	biostratigraphic horizon
释义	biostratigraphic horizon Encyclopedia 理学生物地层面释 biostratigraphic horizon生物地层面上、下生物地层特征有重要而显著变化，或本身具有独特生物地层特征的面或薄层。简称生物面。又称界面、界线、基准面、关键面等。
随便看	quartic graph quartic manifold quartic parabola quartic polynomial quartic reciprocity theorem quartic residue quartics quartic surface quartic symmetric graph quartic symmetry quartic vertex-transitive graph Quartier Latin quartile quartile coefficient quartile deviation quartile range quartile skewness quartile skewness coefficient quartile variation coefficient quartoid quartz quartz album quartz andesite quartz barometer quartz ceramics

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