This will also add to sediment in rivers and reservoirs, affecting storage capacity and water quality.
这也会增加河流和水库的沉积物,影响蓄水容量和水质。
On the basis of the analysis of the tidal current and sediment character of Oujiang Estuary, the sediment carrying capacity is related to its hydrodynamic factors and sediment factors.
在分析瓯江河口潮流泥沙特性基础上,认为瓯江口挟沙能力与水动力及泥沙等因素密切相关。
Sediment deposition exists in the lake mouth of Changdou Harbor for a long time and develops seriously. It exerts great influences on the discharge and irrigation capacity of the river.
长兜港口门淤积现象由来已久,且呈日趋严重之势,极大影响了河道泄洪排涝与灌溉能力的发挥。
The silting from a river with heavy sediment lood seriously affects the discharge capacity and effective life of the head work of a detention basin for flood diversion.
多沙河流侧向分洪后,分洪工程的前后经常引起大量而迅速的冲淤变化,这种变化严重的影响进水能力与工程的运用寿命。
Seashore is composed of silty sediment in Jiangsu province, content of organic matter is low, soil structure is bad, and the capacity of resistance to erosion is weak.
江苏滩涂为粉砂质沉积物组成,有机质含量低,结构性差,抗蚀能力弱。
Trapezoidal channel with its over-current capacity, sediment transport capacity, construction of simple and commonly used features has been widely used in irrigation.
梯形渠道以其过流能力大、输沙能力强、施工简便的特点,已经在灌区得到了广泛应用。
It is revealed that the roughness factor, slope of the canal bed, cross section of the canal and sediment sizes are the important factors which influence the sediment transport capacity of the canal.
渠道的糙率、比降、断面形状、来沙组成和引水流量是影响引黄渠道挟沙能力的主要因素;
In terms of sediment separation effect, the sediment removal capacity of disc filters is better than screen filters.
从对泥沙的分离效果可以得出叠片过滤器的泥沙处理能力优于筛网过滤器。
After pointing out some defects of a kind of sediment carrying capacity formulas, a summary of the laws of non-uniform suspended load transport is given.
指出了一类挟沙能力计算公式存在的问题,总结了非均匀沙实际输沙过程的一般规律。
It deems after analyzing the mechanism of desilting as much as coming that non-uniqueness of critical velocity is the deep reason of multi-value of sediment carrying capacity and;
分析了多来多排的机理后认为:临界流速的非单值性是挟沙能力多值性的深层原因;
Previous formulas which were set up in light of semi-tidal or tidal-averaged cannot describe the variation of sediment-laden capacity with the tidal flow.
现有水流挟沙能力公式建立在潮段平均的概念之上,不能反映其随潮变化的特性。
The turbulent bursting theory is applied to study sediment carrying capacity in the combined actions of waves and tidal current in this paper.
本文将湍流猝发理论用于潮流与波浪共同作用下挟沙能力的研究。
The law of sediment carrying capacity transverse distribution in braided river, which is the one of the key factors to research on the evolution rule of braided river, is presented.
挟沙力沿河宽分布的变化是造成游荡型河道主流频繁摆动的主要原因之一,掌握其变化规律是研究游荡型河流演变规律的关键。
The sediment transporting capacity of the lower Yellow River is expressed by a formula of sediment transporting capacity of different river types.
第一造床流量是代表变动流量过程输沙能力的等价流量,即塑造河道纵剖面的造床流量,其能从理论上确定。
Banks training is conducted based on narrow and deep channel in flood season that has strong potentiality of sediment transport and flood carrying capacity.
双岸整治方案是基于窄深河槽洪水期具有很强的输沙潜力与泄洪能力。
The bearing capacity and settlement of the piles with sediment in pile tip is reduced as the thickness of sediment increases.
含有沉渣的桩基随着沉渣厚度的增加其承载力也不断降低,桩沉降越来越大。
Under the same condition of water flow, high-sediment flow has larger sediment transportation capacity than low-sediment flow does.
相同水流条件下,高含沙水流比低含沙水流具有更大的输沙能力。
Through the analyses of hydrodynamics and natural data, it can be considered that the concept that the sediment carrying capacity of flow has many values is questionable.
本文通过水动力学分析及实际资料分析,认为现存的水流挟沙力多值关系的说法是存在问题的。
In terms of this mechanism, the calculation formula for the suspended load sediment-carrying capacity graduation under the balanced state of silting and scoring is deduced.
基于泥沙运动的起动和止动条件分析了悬移质泥沙和床沙交换的内在机理,并根据这一机理推求了冲淤平衡状态下悬移质挟沙力级配的计算公式。
To know the situation of sediment carrying capacity and resistance distribution along river width is the key point of the wandering river simulation.
对游荡型河流挟沙力、阻力沿河宽分布情况进行了研究。
Through the analysis of characteristics of physic - chemistry and sediment yield produced by erosion in the area, the result show that the capacity...
通过对砒砂岩的理化及侵蚀产沙特性的分析表明,砒砂岩的产流和产沙能力均高于当地的黄土和风沙土。
Through the analysis of characteristics of physic - chemistry and sediment yield produced by erosion in the area, the result show that the capacity...
通过对砒砂岩的理化及侵蚀产沙特性的分析表明,砒砂岩的产流和产沙能力均高于当地的黄土和风沙土。
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