Grain-size trend analysis on the south branch of the Changjiang Estuary in China and its implication to sediment transportation;
粒径趋势分析对长江南支口外沉积物输运的指示意义
Based on the characteristics of the Yellow River subaqueous delta, a two-dimensional mathematical model for vertically averged sediment transport was formulated, and the sediment transport mechanism and the sedbed scour and deposition evolution process were simulated and analyzed in combination with the tidal current and sediment data.
根据黄河水下三角洲的特点,建立了一个垂直平均二维沉积物输运数学模型,结合潮流和沉积物资料,模拟研究了沉积物输运机制和海底冲淤演变过程。
Sediment transport in marine environments is associated with complex process.
海洋环境沉积物输运理论的进一步发展需要着重进行各种过程和机制的研究,而这项工作依赖于高精度、高分辨率现场观测仪器的发展和更先进的颗粒态物质运动理论的建立。
Advances in the research of sediment transport and bedforms formation are summarized:①the effect of grain size on sediment transport and bedform formation;②the interaction between turbulence and sediment transport bedform;③grain size distribution;④downstream fining;⑤sediment transport and bedform formation on upper flow regime.
综述了沉积物搬运和底形研究方面的进展 :1粒径在沉积物搬运和底形形成中的作用 ;2紊流与沉积物搬运和底形的相互作用 ;3粒度分布 ;4粒度向下游变细 ;5高流态下沉积物搬运和底形形成。
These directions embody the trends of integration, intercross and qualification.
可以看出沉积物搬运和底形研究的方向体现了综合、叉和定量这三个主要的趋势。
Deposition is the laying down of sediment that has been transported.
沉积是已搬运的物质再沉积下来。
Eventually they deposit most of their sedi-ment in the oceans.
最后把它们搬运的大部分沉积物沉积在海洋里。
The arrow indicates direction of sediment transportation.
箭头表示沉积物的搬运方向。
All valley deposits are subject to repeated erosion, transportation and redeposition.
所有的河谷沉积物都容易受到重复的浸蚀,搬运和再沉积。
Many minerals are found in alluvial deposits of sand, clay, or gravel. They have been carried along and then laid down by flowing water.
许多矿物都是在砂土、泥土或砾石冲积矿床中发现的。这些矿物被流水搬运并随之沉积下来。
The abrupt decrease in transporting power causes a stream to drop most of its load of sediments near the base of a mountain.
搬运力的突然减小使河流在山脚附近卸下它所负载的大部分的沉积物。
the transportation of burdens by porters.
通过搬运工的重物搬运。
The carrying of burdens or goods as done by porters.
搬运,搬运业如由搬运工搬运重物及货物
Deepwater Mass Transport Deposition System of Huaguang Depression,Qiongdongnan Basin and Its Significance for Hydrocarbon Exploration
琼东南华光凹陷深水重力搬运沉积体系及其油气勘探
The weathered and eroded residue of any family of rock can be observed today being transported to the sea for deposition and conversion into sedimentary rocks.
今天我们能见到任何一类岩石经风化、剥蚀而搬运到海里而沉积形成沉积岩。
Parent material, whether residual or transported, is the basis of all soils.
母岩物质无论是残积的,或是搬运的,是所有土壤的基
A person employed to carry burdens, especially an attendant who carries travelers'baggage at a hotel or transportation station.
搬运工,行李搬运员受雇搬运重物的人,尤指搬运旅客行李的旅馆侍从或车站搬运员
the cost of carrying or transporting.
搬迁或运输货物的费用。
sediment trap
沉积阱, 沉淀物捕集器
deposition from one deposit to another.
从一种沉积物到另一种沉积物的沉积过程。
resembling or containing or formed by the accumulation of sediment.
类似于沉积物的,包含沉积物的,或由沉积物沉积形成的。
When deposited, 70-80% of the volume of muddy sediments may be water.
泥质沉积物沉积后,体积的70-80%是水。
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