祁连圆柏中稳定碳同位素分布特征_stmopen 关键词】: 树轮 13C值δ13C值 树木 [gap=629]Keywords】: tree rings,13C values δ13C values,tree
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Tree Rings and Solar Winds 年轮与太阳风
Tree-rings 树轮
Stable Isotopes in Tree Rings 树木年轮中的稳定同位素
Tree rings Tupian 树的年轮图片
pine tree rings 松树年轮
tree rings width 树木年轮宽度
Tree Rings Reflect 绿树环映
The Study of Tree Rings 树木年轮的研究
tree rings and ice cores 树年轮和冰核心
Since tree rings provide not only a method of dating, but also widespread, well-replicated, and dated proxy data for past environmental changes.
由于树轮不仅是一种定年工具,它本身还可提供树轮生成时的环境要素信息,为一种环境变化的代用资料。
参考来源 - 树木年轮学在吐加依优势物种研究中的应用与发展·2,447,543篇论文数据，部分数据来源于NoteExpress
N → another name for annual ring
Ten thousand years of tree rings show that the carbon-14 level rises and falls about every 420 years.
一万年的树木年轮显示，碳14水平大约每420年上升和下降一次。
Replacement can be a marvelously precise process, so that details of shell ornamentation, tree rings in wood, and delicate structures in bone are accurately preserved.
替换可能是一个令人惊叹的精确过程，因此贝壳纹饰的细节，树木的年轮和骨的微妙结构都被准确地保存。
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.
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。
Buckley isn't an archaeologist. He studies tree rings, which record the growth history of trees that can be hundreds of years old, or even older.
VOA: standard.2010.04.05
Using samples from around Southeast Asia, Buckley and his colleagues saw this pattern in tree rings from recent years, when he could corroborate the rings with other historical climate information.
VOA: standard.2010.04.05
"In the tropics, a lot of tree species don't even form rings that we can see.
VOA: standard.2010.04.05
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