南极地区数百年来气候变化的冰芯记录对比研究_stmopen 关键词】: 气候变化 冰芯记录 南极地区 Lambert冰川 [gap=1516]Keywords】: climate change,ice-core record,Antarctica,Lambert Glacier
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冰芯记录中的气候变化是古气候研究中的重要组成部分。
Climate changes recorded in the ice cores are the main parts of palaeoclimatology.
在开始有记录之前，我们只有主要根据年轮和冰芯重建的“代理记录”，还有一些不完整的书面记录作为补充。
For the time before records began, we have only "proxy records" reconstructed largely from tree rings and ice cores, supplemented by a few incomplete written accounts.
与冰芯中上部含深褐色火山灰冰层的历史记录年代相比误差小于3%。
Comparisons with the chronical records of the volcanic ash layers contained in the middle upper part of the core suggest an age error less than 3%.
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