Two types of fan deltaic sequences have been identified in Bijia fault block,Binnan Oilfield,i e.near source sequence and far source sequenec.

 
  • 滨南油田毕家断块扇三角洲分为粗粒突变型(近源型)和细粒渐变型(远源型)两种层序。由第四砂层组到第一砂层组,表现为由浅水到半深水的逐渐演化过程。
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