The source rock had begun to produce petroleum after the structure-heat event in the Late-Jurassic epoch, and the source sag laid in the southeast of the basin.
盆地在晚侏罗世早期的构造—热事件后开始生油，其生油中心位于盆地东南部。
Xihu Sag is a giant depression basin with coal beds of Pinghu Formation as its main hydrocarbon source rocks.
西湖凹陷为一大型坳陷盆地，其主要烃源岩为平湖组煤系地层。
In the piedmont belt of Washixia sag developed thrust nappe which leaded to incrassation of Jurassic source rocks, being favorable for hydrocarbon accumulation in this area.
瓦石峡凹陷山前带发育冲断推覆构造，侏罗系烃源岩增厚有利于油气成藏。
The sag can be divided into 5 secondary tectonic belts, the main sedimentary formation is Tertiary and the main source rock is Pinghu coal measures of Eocene.
该凹陷分为5个二级构造带，沉积地层以第三系为主，主要烃源岩为始新统平湖组煤系。
The oil source of oilsand in northern Kashi sag came from Jurassic hydrocarbon source whose reservoir-forming stage might be from Miocene to Pliocene.
喀什凹陷北部油砂的油源来自于侏罗系烃源岩，成藏期为中新世至上新世。
The theory of hydrocarbon expulsion threshold was applied in a numerical simulation of hydrocarbon expulsion from lower-Jurassic coal source rocks in Taibei Sag, Turpan-Hami Basin.
应用排烃门限控油气理论，对吐哈盆地台北凹陷侏罗系煤源岩排烃过程进行了数值模拟。
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。
Yucheng sag and Liangshuizhen sag are the two main oil source areas and control the distribution of the most prospective areas in the depression.
因主要排油期发生较晚，致使油气近距离运移为主，禹城洼陷和梁水镇洼陷两个主要油源区控制着凹陷中最有远景区的分布。
Oil and gas which migrated from source area (Qijia-Gulong sag) to west slope region can be basically divided into 3 main pathways.
从源区（齐家-古龙凹陷）向西部斜坡区运移的油气基本上有三个主要运移途径。
Exploration degree for Yongdeng sag is lower, which is main body of deposition and hydrocarbon source.
永登凹陷勘探程度较低，为盆地沉积和生烃主体。
The late-stage accumulation in the Huanghekou sag is characterized by late quick hydrocarbon generation, late vertical migration through faults, near-source accumulation and late charge.
研究结果表明，晚期快速生烃、晚期垂向断裂输导、近源成藏和晚期充注是黄河口凹陷油气晚期成藏的主要特征。
The late-stage accumulation in the Huanghekou sag is characterized by late quick hydrocarbon generation, late vertical migration through faults, near-source accumulation and late charge.
研究结果表明，晚期快速生烃、晚期垂向断裂输导、近源成藏和晚期充注是黄河口凹陷油气晚期成藏的主要特征。
应用推荐