crossdating

常见例句

• Even with the use of isotopic time series the problem of crossdating is still severe, given the nature of locally absent banding that is often severe in many tropical trees.
  即使借助於同位素時序分析，但考慮到許多熱帶樹木沒有年輪的這一特點很普遍，交叉定年的問題仍然很難解決。
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