作为地球气候变化的指标，同位素记录有两个优势。
As an indicator of shifts in the Earth's climate, the isotope record has two advantages.
中国南部石笋氧同位素记录记载了重要的气候变化信息。
Oxygen isotope records of stalagmites from Southern China provide very important climatic information.
它们的初现面年龄与SPECMAP氧同位素记录结合为该柱建立了地层框架。
The stratigraphic framework of this core is established by the combination of the two FAD ages with the SPECMAP isotopic records in deep-sea sediments.
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