The Neogene system overlapped above the Mesozoic. Upper Ng is the main oil?bearing series taking meandering river as sedimentary type, which develops many reservoir types such as tectonic, lithologic and tectonic?lithologic reservoir.

 
  • 上第三系披覆沉積在中生界之上 ,館上段為曲流河沉積 ,是主要含油層系 ,發(fā)育了構造、巖性及構造 -巖性等多種油藏類(lèi)型。
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