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.

• 运用该方法，依据井的地震合成记录分别对梨树、德惠凹陷各井的地质层位和地震层位进行了标定，并建立了两者之间的对应关系，进而进行地层划分。