economic c geology经济地质学
economic and environmental geology经济与环境地质学
Economic geology Linguatulida经济地质学
Bureau of Economic Geology美国经济地理局
economic geology significance经济地质意义
society of economic geology经济地质学学会
Economic Geology & Geological Engineering经济地质学和地质工程
studied direction of economic geology矿床学研究方向
Texas Bureau of Economic Geology德克萨斯州经济地质局
N（名词） the study of how geological deposits can be used as economic resources 经济地质学; 研究如何将地质矿产转化为经济资源的学科