大部分泥沙都是由河流沉积下来的。
河流沉积物中蕴含丰富的环境信息。
There is a variety of environmental information contained in the river sediments.
姚家组为一套中细粒辫状河流沉积。
The ore-hosting Yaojia Formation is composed of a set of braided stream medium-fine grained sediments.
北东向主河流发育带是该河流沉积体系的骨架。
Distributing and shifting zones of north-eastward major rivers formed the frame of the sedimentary system.
河流沉积物使海峡内水的颜色较之周围海水要浅一些。
Sediment colors the water flowing through that channel a lighter color than the surrounding ocean.
研究结果表明，下石盒子组主要为一套近源网状河流沉积。
Research results show that Lower Shihezi Formation is mainly a set of proximal braided river deposits.
两种砂岩体在表面上有相似性，如它们都是河流沉积的狭窄的线状砂体。
Both sand bodies may have superficial resemblances in that both are narrow, linear, and deposited by a river.
其中对河流沉积体系及三角洲沉积体系进行了着重的论述，并划分出众多亚相和微相。
One of the river delta sediment deposition system and the system has focused on the exposition, and divided into many sub-phase and micro-phase.
充分分析和利用两种河流沉积微相的不同特征，对油田的生产、开发有着极其重要的意义。
Fully using different feature of sedimentary microfacies of two kinds of rivers has very important guiding meaning for...
晚白垩世信江盆地北缘及南缘边界断层附近发育冲积扇体系，中央洼陷区发育河流沉积体系。
Fluvial fan sedimentary system disposed at the edge of south and north basin; Braided river system disposed in the central basin in late cretaceous in Xinjiang.
特别是在与冲积物相比较时，河流沉积趋向于分选得很好，因为河流提供了较稳定的搬运作用。
Fluvial deposits tend to be well sorted, especially in comparison with alluvial deposits, because of the relatively steady transport provided by rivers.
河流沉积学的研究不但具有重要的理论意义，而且对生产实践和洪灾防治具有重要的指导作用。
The research in fluvial sedimentology is significant not only for theory but also for practice of mine production and flood controlling.
基底的非线性沉降和湖平面升降的藕合关系对河流的作用方式以及河流沉积的展布特征有很强的控制作用。
The coupling between basement nonlinear subsidence and lake level elevation and subsidence has strong control over fluviation manner and the deposit distribution.
长江与黄河沉积物ree组成特征与世界其他河流沉积物ree特点一致，它们也可作为河流入海物质组成代表。
REE compositions of the Yangtze and the Yellow river sediments can be used as indicators of matter entering sea of rivers in the world.
不同母质发育的土壤相比，以石灰岩风化物发育的水稻土肥力水平较河流沉积物和第四纪红色粘土发育的水稻土高。
Among them the paddy soil developed from the weathering product of limestone has much higher nutrient contents than the paddy soils developed from river alluvium and Quaternary Red Clay does.
到目前为止 ，人们对山间曲流河边滩沉积的认识还很不够 ，严重地妨碍了人们对河流环境和河流沉积的全面认识。
Up to now, the meandering stream in intermontane region and its influences seriously on the recognization about stream environments and stream sediments have been known a little.
本文根据现代河流的已知沉积微环境中的砂样分析，阐述了河北平原河流沉积物的粒度成分、形态和石英颗粒的表面结构特征。
By analysis of sand grain size in sediment microenvironment of modern rivers, the size and shape of grain and surface texture feature of quartz grain were described in this paper.
一旦完成了这个，河流带来的淤泥会沉积在此处，回报是丰厚的：产量是被雨水滋养的土壤的四到五倍。
Once this was done and the silt carried down by the rivers was planted, the rewards were rich: four to five times what rain-fed earth would produce.
形成这些沉积物的河流实际上离一个叫做特提斯海的古代海洋不远。
The river that formed these deposits was actually not far from an ancient ocean known as the Tethys Sea.
虽然大多数化石是在海洋沉积岩中发现的，但它们也存在于河流和湖泊所留下的陆地沉积物中。
Although most fossils are found in marine sedimentary rocks, they also are found in terrestrial deposits left by streams and lakes.
此外，河流筑坝等工程也增加了沉积物的产量，更不用说大气中二氧化碳和甲烷的增加。
Also, things like the damming of rivers has caused increased sediment production, not to mention the addition of more carbon dioxide and methane in the atmosphere.
由于河流冲刷和河床加积，沉积层多饱和多孔。
As a result of fluvial scouring and aggrading the riverbed, the alluvial layer is fluid-saturated porous medium.
这块化石嵌在了可能是某条河流所沉积的沙和砾石之中。
The fossils were embedded in sand and gravel that were likely laid down by a river.
时间过去，河流侵蚀碎片，但我们仍然能看到在支流峡谷中出来的滑坡沉积物和三角洲沉积物中湖泊的证据。
Over time the river eroded out the debris, but we still see evidence of the lake in the landslide deposits as well as delta deposits coming out of the tributary valleys. The O.S.L..
相较于积蓄雪水的北方国家大坝而言，雨季中满是泥沙的河流使大坝的沉积更为严重，。
Seasonal rains produce muddy rivers, with higher sedimentation than northern countries’ dams filled with melted snow.
河流峡谷将会是沉积物的重要来源，这些沉积物是被河水携带着，顺流而下汇集到三角洲的。
The valleys were the source of sediment that was carried downstream and dumped into the deltas.
土壤微粒沉积在自己的河床上，使河流变浅。
Particles of soil are deposited on the riverbed itself, making the river shallower.
山崩的沉积物在紧接着的下游堵住了河流并形成了一个新的湖泊——被称为地震湖。
Immediately downstream, the sediment from the landslide dammed the river and created a new lake, known as Earthquake lake.
我们进行了一次伟大的旅行，看见了3500米以上地方冰川的证据，但是我知道两天后进行了一次成功的科拉才看到更多河流或与湖泊相关的沉积物。
We had a great trip and saw evidence of glaciers above 3, 500 meters, but I didn't see any more river - or lake-related deposits until two days and a successful kora later.
我们进行了一次伟大的旅行，看见了3500米以上地方冰川的证据，但是我知道两天后进行了一次成功的科拉才看到更多河流或与湖泊相关的沉积物。
We had a great trip and saw evidence of glaciers above 3, 500 meters, but I didn't see any more river - or lake-related deposits until two days and a successful kora later.
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