Based on a synthetical analysis of basin type, gas origins and gas prone sag evolution, Bohai Sea is considered as an oil dominant basin, where most gas is from oil type and terrigenous source rocks.
在综合分析盆地类型、天然气成因和富气凹陷形成条件的基础上，认为渤海海域是一个相对以油为主的油气区，天然气以油型气和陆源有机气为主，天然气藏可能以中、小型为主。
Reservoir in Maliang sag which is the main oil producing area in Santanghu basin of Tuha oilfield is typical low permeable fracture type reservoir.
马朗凹陷是吐哈油田三塘湖盆地的主要产油区，属典型的低渗裂缝性油藏。
The subtle traps of lithological type and stratigraphic type are found in Taibei sag of Turpan-Hami basin.
台北凹陷隐蔽圈闭的主要类型为岩性型和地层型。
Daqing Changyuan lays on middle sag region of Songliao basin. The reversal construct in its interior mostly divided into dislocation-controled type and not dislocation-controled type.
大庆长垣位于松辽盆地中部坳陷区，其内部的反转构造主要分为断层控制型和非断层控制型。
Dong-pu Sag is a fault basin in palaeogene, with overlying depressed-type sediments in Neogene.
东濮凹陷在古近纪为断陷盆地，新近纪为坳陷沉积。
Dong-pu Sag is a fault basin in palaeogene, with overlying depressed-type sediments in Neogene.
东濮凹陷在古近纪为断陷盆地，新近纪为坳陷沉积。
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