白垩系储层以原生孔隙为主。
白垩系承压水是四平市重要的供水水源地，水量中等。
The Cretaceous confined water is an important water source in Siping city, which contains middle water capacity.
浙江金衢盆地白垩系红层，共发现二个化石孢粉组合。
Two fossil spore-pollen assemblages are found in the Cretaceous red beds of Jin Ju Basin, Chekiang Province.
我国东部火山岩型铀矿床基本上都产在侏罗、白垩系中。
The volcanic type uranium deposits in East China basically occur in Jurassic and Cretaceous systems.
长(沙)—平(江)白垩系红层盆地，公认为贫水地区。
It is well known that Changsha Pingjiang basin of Cretaceous red strata is an area short of water.
晚白垩系构造抬升降压，使得现今储层为正常—低异常压力。
Structure uplifting in Late Cretaceous made present reservoir pressure be normal-abnormal low.
伴随着火山活动，始新世英云闪长岩侵入白垩系火山岩地层。
Combining with volcanic activities, Eocene hypabyssal rocks, tonalite, intruded in Cretaceous volcanic strata.
松辽盆地白垩系砂岩以长石岩屑砂岩和岩屑长石砂岩为特征。
The main types of clastic sandstones are feldspathic litharenite and lithic arkose in the Cretaceous of the Songliao basin.
海拉尔盆地贝尔凹陷是一个以白垩系沉积为主的陆相断陷区。
The Beier depression, which is located in the Hailaer basin, is a Cretaceous faulted depression with terrestrial sediments.
雅克拉凝析气田于2005年投入开发，生产层系为白垩系。
Yakela condensate field put into production in 2005 whose productive series is Cretaceous system.
陆生恐龙的绝灭是白垩系-古近系界线事件中最引人注目的。
The mass extinction of terrestrial dinosaurs is the most important evolutionary event across the Cretaceous-Paleogene boundary.
鄂尔多斯白垩系自流水盆地北部为沙漠高原区，南部为黄土高原区。
The north district in the Ordos Cretaceous Artesian Basin is desert plateau. And the south district is loess plateau.
克拉2大气田的发现，展示了库车坳陷白垩系良好的油气勘探潜力。
The discovery of Kala-2 gas field reveals a good exploration prospect of the Cretaceous formation in the Kuqa depression.
通过微观分析，在鄂尔多斯盆地白垩系钻孔岩样中发现方沸石类矿物。
Analcite mineral was found from rock specimen of cretaceous system in the Ordos Basin via using micro-analysis.
白垩系构造面貌是由南西向北东方向抬升的大斜坡，构造圈闭不发育。
The structure of Cretaceous formation is a large slope with high point in the north-east and low point in the south-west, the structure trap developing not well in it .
以不同的研究尺度，白垩系地下水盆地可以划分为若干地下水流系统。
According to different dimensions, the cretaceous groundwater basin can be divided into many groundwater flow systems.
中生代的三大岩系：三叠系、侏罗系和白垩系，是三个著名的产油岩系。
The three major rock systems of the Mesozoic era, the Triassic, Jurassic and the Cretaceous are notable oil-producing systems.
磷灰石裂变径迹研究表明，六盘山盆地白垩系地层经历两次埋深加热事件。
Apatite fission track data suggest that the early Cretaceous strata in the Liupanshan basin were subjected to two burial heating events.
中南段侏罗系和白垩系的油属于偏腐殖型成熟原油，来自乌尔禾组烃源岩。
Oil of Jurassic and Cretaceous stratum in South central section comes from Wuerhe hydrocarbon source rock, and belongs to the mature crude oil.
这表明我国南方白垩系有过生油过程，在实际勘探工作中应给予必要的注意。
This shows that there occurred a process of oil generation in the Cretaceous system of South China, and therefore necessary attention should be paid in the practice of oil and gas exploration.
第二、三排构造存在白垩系—下第三系中转侏罗系低成熟—成熟油气的特征。
The second and third row structure exist the middle-turn low and mature Jurassic oil-gas from Cretaceous-Jurassic floors.
结果表明这一带的白垩系地层沉积于晚白垩纪，或至少含有晚白垩纪的沉积。
The results show that the Cretaceous strata located in Sancha-Sidianwas deposited in late Cretaceous. At least, it contains late Cretaceous strata.
“杂色泥岩”上覆的白垩系清水河组为超覆，下伏的侏罗系西山窑组被削截。
The Cretaceous Qingshuihe Formation overlaps the variegated mudstone, while the Jurassic Xishanyao Formation is truncated by the variegated mudstone.
超基性岩侵入于白垩系红色盆地中，主要有玻基辉橄岩、角砾状玻基辉橄岩等。
They are mainly limburgite and breccia like limburgite and intruded the Cretaceous red basins.
从地下水含水层系统的角度对鄂尔多斯盆地白垩系地下水系统进行了划分和分析。
Groundwater system of Cretaceous system of Ordos basin in terms of system of water-bearing stratum of groundwater was divided and analysesed.
在马头岭井田新发现一个滑覆构造和白垩系红层掩盖下的二叠系上统龙潭组含煤构造。
Permian Longtan Formation coal-bearing measures under detachment structure and Cretaceous red-bed was newly discovered in Matouling well field, Hunan province.
升平气田白垩系营城组火山岩主要为流纹岩、安山岩、玄武岩、霏细岩及火山碎屑岩。
Yingcheng group's volcanic rocks in Shengping gas field are composed of rhyolites, andesites, basalts, felsites and volcanic fragmental rocks.
在马头岭井田新发现一个滑覆构造和白垩系红层掩盖下的二叠系上统龙潭组含煤构造。
A Permian Longtan Formation coal-bearing measures under detachment structure and Cretaceous red-bed was newly discovered in Matouling well field, Hunan province.
彬长矿区白垩系洛河组、环河组地下水水质在横向上和纵向上的都具有明显的变化规律。
Water quality of ground water in Luohe formation and Huanhe formation of Cretaceous system of Binchang mining area have clear change law along horizontal and vertical directions.
彬长矿区白垩系洛河组、环河组地下水水质在横向上和纵向上的都具有明显的变化规律。
Water quality of ground water in Luohe formation and Huanhe formation of Cretaceous system of Binchang mining area have clear change law along horizontal and vertical directions.
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