查询词典 depositional

The method of 90°-phase inversion gives stratigraphic meaning to seismic phase,and is used to interpret high frequency sequences;the technology of stratal slicing is a series of slices along the surfaces inserted proportionally between two time-surfaces and this technology is used to study the planar distribution of depositional systems.

国外上世纪80年代开始出现地震沉积学这个名词，但由于地震分辨率和研究手段的限制，没有形成一套系统的理论体系和完整的学科，国内近几年虽然广泛开展利用地震资料进行沉积相、地层岩性识别的研究，但还没有出现有关地震沉积学的系统研究。

The stratal slices made from the 3-D seismic volume reveal the high-resolution sediment-dispersal patterns and associated depositional systems on the relative geologic time surfaces.

地层切片技术可以在平面上显示相对同一地质沉积时间的沉积分布特征，再结合岩性测井资料可以较准确分析沉积体系。

Different sedimentary systems can also be classified as a lot of subfacies and microfaies association, and the sedimentary facies and subfacies in different depositional system have been described in detail.

通过基干剖面的实测及辅助剖面的研究，根据岩石组合、沉积组构、剖面组合序列、生物组合、沉积机理等，将上震旦统一志留纪地层划分为3大沉积体系组和10大沉积体系，在不同的沉积体系又可以划分出多种亚相和微相组合，同时对不同沉积体系中沉积相及亚相进行了详细描述。

Based on the analysis of depositional setting and facies mark, the thesis ascertains that Fuyu oil layer develops braided delta and the subfacies of delta front can be divided into delta front body and delta front end.

通过区域沉积背景与沉积相标志相结合的研究，确定了研究区扶余油层属于辫状河三角洲沉积体系，三角洲前缘亚相可分为三角洲前缘主体、三角洲前缘末端2个区带。

In the basis of the facies markers and facies analysis of principle, there are mainly river、delta and lake depositional sysytems in Upper Triassic of Nanniwan field,in which all kinds of difference sedimentary subfacies and sedimentary microfacies are distinguished, such as meandering river、delta plain、delta front、submerged distributary river course、frontal sheet sand and so on.

利用收集到的各种相标志和相分析原则，对研究区的沉积相进行了比较细致的研究，将南泥湾探区上三叠统分为河流、三角洲、湖泊三种沉积体系，并在各沉积体系中细划出曲流河、三角洲平原、三角洲前缘、浅湖等沉积亚相和水下分流河道、河口坝、前缘席状砂等沉积微相。

Reservoirs in Eh2 in the east of Nanyang Depression is essentially of delta front subfacies depositional system, reservoir physical property is dominated by fine sandstones and siltstone.

南阳凹陷东部核二段储层基本为三角洲前缘亚相沉积体系，储层岩性以细砂岩和粉砂岩为主。

The Es formation was divided into seven third order sequences based on the seismic, drilling and logging data, and plans deposition system plane distribution maps of different time were plotted by dominance phase principle. The lower Es4 is flood-overlake facies mainly; the upper Es4 is meandering stream and braided river delta deposition above the shore shallow lake background; in the Es3 period, the south mainly developed braided river, meandering stream delta, the northeast area main developed meandering stream delta, the middle area mainly developed semi-deep lakean d deep lake sediments. From lower Es3 to upper Es3, the delta scale gradually increased and the depositional area gradually moved to the east and the southeast; the Es2 period was dominated by shore-shallow lake sediments and widely developed braided river delta and delta deposits; the Es1 period was dominated by shore-shallow lake shoal deposits, and in the south developed meandering stream and braided river delta deposits.The lothological traps of the Shahejie group are mainly fluxoturbidite and stratum lateral pinch-out, and its formation and the distribution of the lothological trap were controlled mainly by the basin structure characteristic, palaeogeomorphology and tectonic activity and so on. It had a beneficial geological condition to develope sublacustrine slump turbidite fans in Jishan, Jiangjiadian and Wawu.

利用地震、钻井、测井等资料，将古近系沙河街组划分出7个三级层序，通过剖面沉积学分析，以优势相原则绘制不同时期各亚段沉积体系平面分布图：沙四下总体以洪水-漫湖沉积为特征，沙四上沉积时期是在滨浅湖背景之上发育了曲流河三角洲和辫状河三角洲沉积；沙三段沉积时期南部主要发育辫状河、曲流河三角洲，西北部地区发育曲流河三角洲，中部地区主要为深湖—半深湖沉积；由沙三下至沙三上，西北部三角洲规模逐渐增大，沉积范围逐渐向东、东南方向推进；沙二段沉积时期为滨浅湖沉积，在背景之上广泛发育了辫状河三角洲和三角洲沉积；沙一段以滨浅湖滩坝沉积为特征，南部发育了曲流河三角洲和辫状河三角洲沉积；沉积地层中的岩性圈闭以滑塌浊积岩岩性圈闭和地层侧向尖灭型岩性圈闭为主，其形成和分布主要受盆地结构、沉积古地貌和构造活动强度等因素控制，北部基山、南部江家店和瓦屋具有发育滑塌浊积扇的良好地质条件。

Stromatolite morphologies and their terrigenous sediment sediment association indicate depositional basin tectonic setting.

叠层石的形态和它们与陆源沉积的关系反映了沉积盆地的构造背景。

On the basis of field observation and the information of the tectonic plat analysis, the authors demonstrate the features, geneses, and depositional types of the volcanic event de- posits of Taiyuan Formation in Zhungeer coal field.

在野外观察的基础上，应用薄片分析及沉积环境分析的资料，对内蒙准格尔煤田太原组含煤建造中火山事件沉积的类型、特征及成因进行了初步的论证与探讨。

The Upper Triassic Wanglongtan Formation overlies on the strata of different ages such as the Lower Triassic Jialingjiang Formation, the Middle Triassic Badong Formation and the Upper Triassic Jiuligang Formation in Three Gorges area, and an apparent depositional break exists between them.

三峡地区上三叠统王龙滩组超覆在下三叠统嘉陵江组、中三叠统巴东组或上三叠统九里岗组等不同时代的地层之上，两者间存在一明显的沉积间断面。

The changes of the HAF after liver injury may be related to the volume of blood loss, the intraabdominal pressure and the pneumoperitoneum duration.

肝撞击伤伴失血后肝动脉血流量的变化与失血量、气腹压力以及气腹持续时间等有密切联系。

Reneging on our commitments to the world's poor cannot be an austerity measure, she said.

放弃我们给世界上的穷国的承诺不能成为一种紧缩措施。