geochemical survey

基本解釋

The potential of such a primary geochemical survey is demonstrated.
這類區(qū)域性的地球化學測量顯示出它的有效性。
This paper outlines significance and idea for urban dust geochemical survey in terms of environmental ecology and geochemistry.
本文從環(huán)境生態(tài)學及地球化學的角度，簡述了城市塵土地球化學調查的意義及構想。
According to existing literatures, the model of the formation of gas hydrate in movable zone of plateau permafrost and geochemical survey is primarily established.
并結合前人文獻初步建立了多年凍土區(qū)活動帶天然氣水合物的形成和地球化學勘查模式。