单词chemical evolution
un.: 化学进化
网络: 化学演化；生命的化学进化；化学演变
化学进化
why are the rare earth elements so useful for classifying igneous rocks and for determining their chemical evolution?
为什么稀土元素在岩浆岩分类以及决定他们的化学演化方式上十分重要？
In the natural sciences, abiogenesis, or "chemical evolution" , is the study of how life on Earth could have arisen from inanimate matter.
在自然科学中，自然发生学或曰化学进化，是关于地球生命如何从无生命物质发生的学说。
The origin of life is thought to start at the transit from chemical evolution into biological evolution.
生命起源开始于从化学进化进入生物进化。
Chemical reactions are the basis of chemical evolution.
无处不在的化学反应是化学进化的基础。
Does it show evidence of geologic activity or organic chemical evolution?
有没有地质活动或有机物质演化的证据？
These results not only provide new contraints on planet formation, but also enrich our understanding the chemical evolution of the Galaxy.
它们来自太阳内圈。这些结果不仅对行星形成过程提供信息，而且丰富了我们银河系化学演化的理解。
A new model is developed to study the star formation and chemical evolution in globular clusters (GCs) in this thesis.
本文对银河系球状星团中的恒星形成及化学演化进行了研究。
Generally speaking, life chemical evolution process including four stages: small molecules generated from inorganic small organic molecules;
一般说来，生命的化学进化过程包括四个阶段：从无机小分子生成有机小分子；
Solving the G-dwarf Problem with a Three- Component Model of the Chemical Evolution of the Galaxy
解决G矮星问题的银河系化学演化三成分模型
Hydrochemistry characteristics and chemical evolution of oilfield brines of the Paleogene and Neogene in western Qaidam Basin
柴达木盆地西部古近系和新近系油田卤水资源水化学特征及化学演化