指出煌斑岩具有较强的还原性能，是金沉淀富集的良好地球化学屏障。
Having a large reducing capacity, the lamprophyre is the best geochemical barrier for thedeposition and concentration of gold.
其综合作用结果之一就是有可能形成有利于某些元素沉积、固定的特殊环境，即形成地球化学屏障。
As a result, special environment that is of advantage to deposit and fix some elements has formed, which is called geochemical barrier.
如何选择可靠的天然屏障，主要靠地质、水文地质、地球化学等工作来完成。
The selection of reliable natural barrier depends mainly on the work related to geology, hydrogeology and geochemistry.
应用推荐