侵蚀面
- 网络erosion surface;Erosion level;eroded surface
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岩片受前布拉瓦约侵蚀面切割。
The slices are truncated by the pre-bulawayan erosion surface .
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目前在该区已发现几处油田,油层位于侵蚀面之下,含油面积受侵蚀面控制。
Several isolated oil fields have been discovered in this region , and their reservoirs underlie the erosion surface and are controlled by the surface .
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不整合面是侵蚀面或无沉积面。
Unconformities are surfaces of erosion or non-deposition .
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基底古侵蚀面特征是盆地分析的基本参数之一。
The palaeomorphologic feature is one of the primary geological parameters in basin analysis .
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陕北黄土地区的土壤侵蚀面初探
A primary research on erosional soil surface in loess region in north part of Shaanxi Province
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被这种河谷切割的侵蚀面后来可能成为地层层序中的不整合性。
The erosional surface dissected by such valleys may subsequently become an unconformity in the stratigraphic sequence .
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因此用矿物的热电性质可以对矿床的侵蚀面水平和矿化地段的远景作出评价。
Mineral pyroelectricity can be used to judge the denuding levels of deposits and to assess the mineralized district .
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侵蚀面小、水平浅的患者建议使用球形电极消融术;
To the surface erosion in small , shallow level of patients , the spherical electrode ablation is recommended ;
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古岩溶侵蚀面、断裂、局部构造对油水分布均起着重要控制作用。
Ancient karst erosional surface 、 fault 、 local structure play an important control role in controlling oil / water distribution .
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新构造运动期间,香港地区表现为间歇性的升降运动,发育有多级侵蚀面。
During the period of recent tectonic movement , the Hong Kong area showed intermittent up-and-down movements , and generated multi-cycle erosion surfaces .
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古岩溶侵蚀面控制了缝洞储集空间的纵向分布,缝洞储集体分布又与油水分布密切相关。
Ancient karst erosional surface control the longitudinal distribution of reservoir openning , and the distribution of fracture-cave reservoir is interrelated with oil-water distrbution .
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古侵蚀面之上发育铁、铝质泥岩,古侵蚀面之下发育大气淡水溶蚀带;
Fe , Al mudstones developed in a belt above paleo erosional face , while meteoritic water corrosion belt occurred below the erosional face ;
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二者的界面是相同的,均为河道砂体底部的冲刷侵蚀面或者是暴露过泛滥平原泥岩、根土岩等。
And the boundary of them has the same lithologic character : the ravinement surface of river course or exposure mudstone of flooding plain and root clay .
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作者认为在风暴期,这些珊瑚大部分被打碎,并被风暴潮携带,沿潮道向岸方向搬运,同时切割软质灰泥形成侵蚀面;
Most corallum is broken up to be transported coast-ward along tidal channels by the tempest tide and curve soft limes to have formed erosional surface meanwhile in the tempest peroid .
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本文从地质勘查找矿角度,将未出露现代侵蚀面或被沉积物覆盖的矿床统称为隐伏矿床。
Today the ore geologists all over the world are paying more attentions to the area of rock cap when beginning exploration of hidden deposits , which are buried by sediments .
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选择当地耐旱的苔藓植物种类,与底泥和营养物质混合后均匀涂抹、喷洒于侵蚀面上。
Two drought-enduring moss species were collected from local and neighboring areas and mixed with mixed with the river sediment and humus , and evenly scrawled or sprayed to the bare rocks .
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除诸如陆棚碳酸盐之类的再搬运的盆内组分之外,较深侵蚀面处或较远源的深成岩和沉积岩均提供盆地充填物。
Particularly in the west , plutonic and sedimentary rocks from deeper erosion level or more distal sources contribute to the basin fill , apart from reworked intra-basinal components such as shelf carbonates .
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西部斜坡区受古生界基底控制,整体为一长期发育的东倾斜坡。同时,在侵蚀面上形成了很多侵蚀残山,构成了侵蚀残山带。
The western slop belt dominated by Paleozoic basement generally was a slop dipping to east in evolved history , and there were lot of erosive mountains developed which formed an erosion mountain belt .
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通过地震和测井层序地层分析,可在鄂尔多斯盆地北部上古生界识别出4个地震层序,层序界面均以区域性侵蚀面或河道冲刷面为边界。
According to the analysis of seismic and well log sequence stratigraphy , four sequences are identified in Upper Paleozoic of north Ordos Basin , which are all separated by the regional erosion surfaces and channel washing surfaces .
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可能是下古生界的泥岩和膏盐层在挤压应力场中的垂向膨胀,促成盆地中部的加里东期侵蚀面附近出现大型平缓构造圈闭;
It is considered that vertical expansion of Early Paleozoic mudstone and gypsum salt rock layers in compressional stress field might promote the formation of large flat structure trap close to the Caledonian erosional surface where the gas fields are situated .
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古侵蚀面之下的测井曲线特征为低伽马、低时差、中高电阻率、中高密度值,古侵蚀面之上则与之相反。
And ⑥ Well logging records below the erosional face show characteristics of low gamma , low time difference , medium high electric resistivity , and medium high density ; while logging characteristics above the erosional face are just the reverse .
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东海沙脊横剖面大多呈向西南方向倾斜的前积层理,偶见波浪侵蚀面,反映以潮流作用为主形成的沙脊内部结构的特点;
On the seismic profiles of sand ridges in the East China Sea , the foreset beddings incline mostly to the southwest and the wave eroded surfaces were occasionally seen , which reflect the internal structure characteristics of tide-dominated sand ridges ;
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各原型盆地的地层顶面高程趋势面剩余分析,与相应的沉积基底形态分析结果证实,鄂尔多斯盆地中部加里东期侵蚀面附近存在大型平缓隆起。
Residual trend surface analysis on elevation of stratigraphic top surface of prototype basins and the analysis on the geometry of corresponding sedimentary basements indicate that a large flat uplift close to the Caledonian erosional surface exists in the central Ordos Basin .
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凯尔特海沙脊剖面呈现复杂的交错层理,内部有较多的波浪侵蚀面,这是潮流和波浪共同作用形成的沙脊内部结构的特点。
On the seismic profiles of sand ridges in the Celtic Sea , there are many complex cross beddings and wave eroded surfaces , which are typical internal structure characteristics of sand ridges formed by the joint actions of tidal current and wave .
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各地整风,不应当在所属一切单位同时并举,而应当分期分批地推行。被这种河谷切割的侵蚀面后来可能成为地层层序中的不整合性。
The authorities in various places should not start rectification in all the units under them at the same time , but should stagger it and carry it out by groups . The erosional surface dissected by such valleys may subsequently become an unconformity in the stratigraphic sequence .
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侵蚀基准面下降对水系发育与产沙影响的实验研究
Influence of base level lowering on sediment yield and drainage network development : an experimental analysis
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侵蚀基准面是夷平面发育的终点站;磁流间断面类型的讨论
Erosion base level is the base line for it . The Discussion on the Types of Magnetic Discontinuous Face
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层序界面类型主要有不整合面、河流冲刷侵蚀作用面和岩性岩相转换面等。
The unconformity , river rejuvenation surface and lithology and lithofacies transition surface are the main types of sequence boundaries .
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滑坡堆积的后前缘在海拔970~65m范围,区域滑坡分布最高高程与该区的地势相应,前缘最低高程与该处最低侵蚀基准面相当。
The highest elevation for the landslides distribution are correspond to the hypsography of the region , and lowest to the river erosion level .
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基准面有三个不同的概念,即侵蚀基准面、沉积基准面和地层基准面。
There are three different conceptions about base-level that are base level of erosion , base level of deposition and stratigraphic datum , respectively .