地質調查 dìzhìdiàochá geological survey Definitions Defs Origin Strokes Stroke Words Sentences Sents 中国地质调查局 zhōngguódìzhìdiàochájú China Geological Survey China Geological Survey (CGS)美国地质调查局 měiguódìzhìdiàochájú United States Geological Survey The scientific agency of the United States government, also known as the USGS, that studies the landscape and natural resources of the US.
