The facies types of the Lower Cretaceous are mainly delta, lake and turbidity.
下白垩统的扎赉诺尔群的沉积相的主要类型为三角洲相，湖相和浊流相。
The Fangshan granodiorite pluton of Lower Cretaceous occupies the middle of core.
核部有强力侵位的早白垩世的房山花岗闪长岩株。
Chagan depression is in the east of Yin 'gen basin, and lower cretaceous is major exploration stratum.
查干凹陷位于银根盆地东部，勘探主要目的层为下白垩统。
However, the reservoir porosity and permeability of lower Cretaceous in Erlian Basin is better than that of Yingen-Ejinaqi Basin.
但二连盆地下白垩统储层的孔隙度和渗透率比银根-额济纳旗盆地要好得多。
The diagenesis of the sandstone reservoirs of the upper jurassic-lower Cretaceous series in Wangfu depression was analysed systematically.
详细分析了王府凹陷上侏罗统和下白垩统砂岩储层的成岩作用及其对储层物性的影响。
Rhyolite with columnar joints has been found in the lower Cretaceous Yingcheng Formation, in an uplift area of the southeastern Songliao Basin.
松辽盆地东南隆起区下白垩统营城组出露柱状节理流纹岩。
The Cenozoic sedimentary thickness, which is smaller than the Lower Cretaceous denuded thickness, cannot make up heat losses caused by denudation.
新生界沉积厚度小于下白垩统剥蚀量，未能弥补剥蚀造成的热损失。
In the pull apart basin, there exists a potential Lower Cretaceous petroleum system. For lack of certain traps, so there is a risk for exploration.
进而探讨了其拉分盆地内潜在的下白垩统油气系统及其勘探前景。
Songliao Basin is composed mainly of Upper Jurassic-Lower Cretaceous sediments and could be divided into four seismic sequences and two supersequences.
松辽盆地上侏罗一下白垩统，可划分出两个地震超层序和四个地震层序。
Therefore, the Lower-Middle Jurassic is selected as the main target horizon for sandstone-hosted uranium deposit, and the Lower Cretaceous as the minor one.
因此，将中下侏罗统确定为本区的主要找矿目标层，下白垩统为次要找矿目标层。
Aim to analyze sedimentary environment, the characteristics of clastic reservoirs and their controlling factors of the Lower Cretaceous in B Basin, central region.
目的分析中非地区B盆地下白垩统沉积环境、储层特征及其控制因素。
There have been different opinions on the Lower Cretaceous stratigraphic division of the Dongsheng area, on the northeastern margin of Ordos Basin for a long time.
鄂尔多斯东北缘东胜地区下白垩统的地层划分一直存在分歧。
Based on the geological and geophysical data, this paper analyses characteristics and controls of high-frequency sequences of Lower Cretaceous Series in Wuerxun Depression.
利用地质、地球物理等资料对乌尔逊凹陷下白垩统高频层序特征及其控制因素进行了分析。
The strata of Mesozoic and Cenozoic in the basin can be divided into three parts, Middle Jurassic (Longjiagou Formation ), Lower Cretaceous and Upper Miocene (Baode Formation ).
根据化石组合，龙家沟盆地的地层可划分为中侏罗统龙家沟组，上白垩统及上中新统保德组。
In this paper, the mudstone acoustic time difference method and the vitrinite reflectance method are used to calculate the Lower Cretaceous denuded thickness in the Santanghu basin.
文中利用泥岩声波时差和镜质体反射率法计算了三塘湖盆地下白垩统的剥蚀量，两种方法得出的结果吻合较好。
Permo Carboniferous coal series have relative good coal gas potential, dark mudstones in lower Jurassic, lower part of Middle Jurassic and lower Cretaceous are the best source rocks.
区内石炭—二叠纪煤系具有良好的煤型气及一定的煤层气潜力，中、下侏罗统和下白垩统暗色泥岩类是最具生油潜力的烃源岩系。
The Middle-Lower Jurassic to the west of Ejin Qi-Alxa Youqi, and the Lower Cretaceous in the northwest part of the corridor, Zongnan and Zongbei De-pressions have better oil potential.
额济纳旗-阿拉善右旗一线以西的中下侏罗统、走廊坳陷北段及宗南、宗北诸坳陷的下白垩统含油气远景较好。
The present study made a detailed carbon and oxygen stable isotope analysis on the lacustrine carbonates from the Lower Cretaceous Yixian Formation, Yixian, western Liaoning, NE China.
通过辽西义县盆地上白垩统义县组湖相碳酸盐岩碳氧稳定同位素组成，分析了赋存热河生物群的义县盆地湖湘沉积环境。
By the Gas chromatography and the Gas chromatography-mass spectrogram analysis, the biomarkers in the Lower Cretaceous mud rocks and coals of coal measures from Jixi Basin were studied.
应用气相色谱和色谱—质谱等分析方法，对鸡西盆地下白垩统煤系烃源岩的泥岩和煤岩生物标志物进行研究。
Oilsand has been found in many ground structures in northern Kashi sag, which distributed mainly in Miocene Anjuan andPakabulake Formation, secondly in Lower Cretaceous Kzlesu Formation.
喀什凹陷北部地表构造出露有多处油砂，分布层位主要是中新统安居安组和帕卡布拉克组，次为下白垩统克孜勒苏群。
In some of the faulted basins of the Mesozoic to Cenozoic ages in Heilongjiang Province, the Middle Upper Jurassic, Lower Cretaceous and Teritary auriferous conglomerate are most widespread.
黑龙江省一些中—新生代断陷盆地内，中、上侏罗统、下白垩统及第三系砾岩含古砂金较为普遍。
A number of suites of Carboniferous, middle-lower Jurassic and lower Cretaceous hydrocarbon source rocks were developed in the basin groups in the Paleo-Asian and Tethyan structural confluence area.
古亚洲与特提斯构造交汇带盆地群发育石炭系、侏罗系（中下统）、白垩系（下统）等多套烃源岩，具有厚度大、分布广、有机质丰度高的特点。
Sedimentary characteristic analysis shows that sedimentation ply thick and acreage amplitude of middle and lower parts of Cretaceous have better hydrocarbon source rock.
沉积特征分析表明，在没有钻井揭示的白垩系中、下部，其油气潜力有可能比泰州组更加可观，是很好的烃源岩。
The TuanJie Mountain Copper-gold mine occurred in litmusless and acidic lava around Pacific Ocean in lower of Cretaceous.
团结山金铜矿位于环太平洋金成矿带西侧，完达山活动带南端的同江-虎林岩石圈断裂与大和镇壳断裂的交汇处。
The middle scale Huangchengshan silver deposit, prospected and appraised in the recent years, is located in Mesozoic lower-Cretaceous volcanic and subvolcanic rock.
皇城山银矿床是近年勘查评价出的一处中型低温银矿床。
The middle scale Huangchengshan silver deposit, prospected and appraised in the recent years, is located in Mesozoic lower-Cretaceous volcanic and subvolcanic rock.
皇城山银矿床是近年勘查评价出的一处中型低温银矿床。
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