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index fossil
meaning in Chinese
【地质学;地理学】标准化石。
Examples
Thus any rock found bearing these
index fossils
can be dated fairly accurately as belonging to their proper period in history .
因此凡是发现含有这类标准化石的岩石就可以相当精确地断定它们在地质史上属于某个相应时代。
Related Words
fossil
leading fossil
fossil remains
fossil ivory
fossil study
fossil botany
fossil fuels
fossil oil
index format
index formation
index fossil; guide fossil
index fund
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