主要的含油气层系为中上侏罗统浅海相砂岩和上白垩统河流、三角洲相碎屑岩。
Main hydrocarbon bearing layer systems are Middle-Upper Jurassic shallow Marine sandstone, Upper Crataceous river faciess and delta faciess clastic rock.
中原油田是一个埋藏深、含油气层系多、油藏类型多、非均质性严重的断块油气田。
Zhongyuan oilfield is a high burial depth, high oil layer and types and inhomogeneous block faulted oilfield.
塔里木盆地台盆区含油气层系众多，目前探明储量主要分布于奥陶系、泥盆系和三叠系。
There are many oil-and gas-bearing series in Tarim basin, and the currently discovered oil and gas reserves are mainly distributed in Ordovician, Carboniferous and Triassic reservoirs.
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