geochemistry

1.There are 37 lectures, major headings are geochronology, radiogenic isotope geochemistry and stable isotope geochemistry.

这里有37讲，主要是质年代学、放射性同位素球化学和稳定同位素球化学。

2.The study of petrology, mineralogy and geochemistry suggests that augite latite and augite monzonite are cognate, belonging to the upper and root parts of the volcanic dome respectively.

岩石、矿物球化学的研究表明，辉石粗安岩与辉石二长岩同，为火山穹窿的上部和根部。

3.On the above base,the status and function of fluid geochemistry in studying mechanisms of elemental paragenesis and separation are affirmed .

在此基础上，肯定了成矿流体球化学在元素共生异机制研究中的位和作用。

4.The species distribution in hydrolytic polymeric aluminum solutions is a research focus in the fields of analysis,catalysis,agrology,geochemistry,new materials,environmental science,biotoxicology,etc.

水解聚合铝形态一直是析、催化、土壤、球化学、新材料、环境科学和生物毒理学等众多领域研究的前沿和热点。