alluvial sediment
英
美
[网络] 冲积沉积物
双语例句
- Alluvial fan and fan delta developed in escarp region of the north of the sag, and river-delta farmed in ramp belt of the south. These sediment bodies are characterized by sandstone pinch out, which is the base of lithological hydrocarbon reservoir. 2.
中生界在洼陷北部陡坡带发育冲积扇、扇三角洲沉积体系，在南部缓坡带发育河流三角洲沉积体系，这些沉积体系在斜坡部位易形成砂体尖灭，是形成岩性油气藏的基础。 - This paper has described meandering alluvial rivers with mean annual suspended sediment concentration of more than 100kg/ m3 on the Loess Plateau, China, and explained their formation cause by the effect of hyperconcentrated water flow.
本文描述了在我国黄土高原宽谷中发现的含沙量超过100kg/m~2的曲流河床，并运用高含沙水流的作用对其成因进行了探讨。 - Alluvial soil A type of soil formed on river floodplains and deltas, where new sediment is deposited on the land during floods.
在河流漫滩和三角洲地带由洪水冲刷泥沙沉积而形成的土壤类型。 - The size distribution of non-uniform sediment on alluvial stream bed surface greatly affects the flow friction, sediment transport and fluvial processes.
冲积河流非均匀沙表层床沙粒径组成是影响水流阻力、输沙及河床冲淤的重要因素。 - A new explanation for alluvial channel pattern formation can be reached considering the double thresholds in scour fill process of wide range water sediment two phase flows.
运用所揭示的水沙两相流冲淤过程的双临界现象，可以对冲积河流河型的形成进行新的解释。 - In the construction of barrage diversion works on alluvial rivers with heavy sediment load, complete systematic experience and design criteria are still lacking.
在平原多沙河流上修建引水枢纽，缺乏较系统完整的经验和指导原则。 - In front of the middle segment of the mountain, there is Dashuigou alluvial fan with coarse sediment, moderate slope and less fan area.
中段的大水沟等四个扇体组成物质较粗，坡度较大，而面积较小。 - Unsteady one-dimensional numerical model for alluvial rivers with heavy sediment load and its applications
多沙河流的非恒定一维水沙数学模型及其应用 - Holocene strata in this area can be divided into alluvial deposits, alluvial material and diluvial genetic types of sediment.
本区全新统地层的沉积物按成因类型可分为冲积物、冲洪积物及洪积物。 - Alluvial channel resistance is one of the most important issues in sediment transport mechanics.
冲积河流阻力是泥沙运动力学中的一个重要问题。