A Great Oblique Transition Zone in the oft-com:office:smarttags" />
The fault occurrence, fracture combination and structural patterns of basins were analyzed, and a great oblique transition zone was identified in the central Huanghua Depression. The transition zone was mainly developed in the Paleogene and showed a range of syndepositional anticline with various amplitudes which stretched a distance over oft-com:office:smarttags" />