adj.地层的；地层学的
=stratigraphical.
The authors discuss the depositional characteristics and sequence stratigraphic significance of late Paleozoic coal-bearing strata of the Datong area, Shanxi. 本文论述了山西大同晚古生代含煤地层的沉积特征及其层序地层学意义。
Stratigraphic significance commonly is apparent only where seismic data are tied with well data. 通常，只有在地震资料与钻井资料相结合的地方，地层学的意义才是明显的。
adj.地层的(地层学的)
adj.生物地层的
