“地层学”例句

单词 地层学
例句 DEFINITIVE EXAMPLES 权威例句〔group〕A stratigraphic unit, especially a unit consisting of two or more formations deposited during a single geologic era.地层学单位:地层学中的一个单位,尤指包括在同一地质时期沉积的两个或两个以上地层的单位美国传统〔lithostratigraphy〕Stratigraphy based on the physical and petrographic properties of rocks.岩石层位学:以岩石的物理和岩相性质为基础的地层学美国传统〔stratigraphy〕The study of rock strata, especially the distribution, deposition, and age of sedimentary rocks.地层学:研究岩石的分层、尤其是沉积岩的分布、沉积与年代的学科美国传统

 

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