Carboniferous: of, belonging to, or denoting a geologicdivision of the Paleozoic Era following the Devonian and preceding the Permian.
石炭纪的，石炭系的：(属于或表示)地质上的一个分段，即紧跟着泥盆纪而早于二叠纪的古生代的。
2
The longest division of geologic time, containing two or more eras.
地质上最长的一段分期；两个或更多的代。
3
The geologic and seismic horizons in Lishu and Dehui depressions are calibrated by well synthetic seismogram, the corresponding relation is established and stratigraphic division is conducted.