stratigraphy [strə'tɪgrəfɪ]

例句:

• Their main effort is directed to stratigraphy and structure of outcrops.
  他们的主要精力放在研究天然露头的地层情况与构造上.
  
• Stratigraphy studies the sequence of the rocks in the earth's crust.
  地层学研究地壳中岩石的层序.
  
• Seismic stratigraphy is the study of stratigraphy and depositional facies as interpreted from seismic data.
  地震地层学是按照地震资料解释进行地层学和沉积相的研究.
  
• When questions opened to the floor the Korean students asked us questions about chemical composition, stratigraphy, etc.
  来自SA