Because of complex fracture system, faulted structures, and rich igneous rocks, SXF area is a representative low signal-to-noise ratio seismic data region in Subei basin.

• 苏北盆地的SXF地区是典型的低信噪比地震资料地区,断裂系统复杂,构造破碎,圈闭面积小,火成岩发育。