National Assessment of Oil and Gas Project - Wyoming Thrust Belt (036) Quarter-Mile Cells

Cell maps for each oil and gas assessment unit were created by the USGS as a method for illustrating the degree of exploration, type of production, and distribution...美国地质调查局（United States Geological Survey，简称USGS）针对各油气评估单元制作了栅格地图，以此作为直观展示勘探程度、生产类型与分布状况……的技术方法。