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- aggradation of river bed 河床的淤高
- The dam is RCC dam.The pouring layers are slanting in the RCC construction of river bed dam section. 拦河坝为全断面碾压混凝土,河床坝段的碾压混凝土采用斜层平推铺筑法施工;
- On the basis of the hydrologic data from 1981 to 2001, the evolution of river bed at Lanzhou section of the Yellow River was analyzed. 基于1981-2001年水文数据,分析了黄河兰州段河床演变规律;
- STUDY OF RIVER BED DEGRADATION AND AGGRADATION BY THE METHOD OF CHARACTERISTICS 河床变形???的特征线解
- The orthogonal analyses show that level length in bucket and the anti-erosion power of river bed are important factors for controlling scour hole depth. 文中对冲刷坑水深计算式采用正交分析计算表明,戽内水平长度与河床抗冲能力是控制冲刷坑水深的主要因素,在应用时需过细论证,才可获得满意的防冲效果。
- Based on model test and the scene investigation, the flow structure around submerged spur dikes and evolution characteristic of river bed are researched . 根据水工模型试验研究和工程现场考察,对漫水丁坝附近的水流结构,河床变形的特点进行了分析和研究;
- A two-dimensional sediment mathematical model is applied to the calculation of river bed deformation of sluicing silt in Qingyanzi reach after three Gorges reservoir is built. 本文应用平面二维泥沙数学模型对三峡工程青岩子河段建库后的河床冲淤变化进行了初步计算。
- It is believed that the great turbulent energy at low Froude numbers acting on the downstream river bed is the main cause of the erosion The length of river bed to be protected downstream of a stilling basin is recommended. 认为较大紊动能的频繁作用是造成下游河床冲刷破坏的主要因素,并提出消力池下游最需要保护的河段长度。
- The third factor resulted in the aggradation of main river valley. 河川的再下切则均与沈积物减少有关。
- general inclination of river bed 河床坡度
- two dimensional model of river bed variation 二维河床变形模型
- The smell of river water permeated the air. 空气中河水的味道弥漫。
- aggradation of river 河道淤积
- The aggradation of the Lower Yellow River is caused mainly by the coarse particles larger than 0 .05 mm. 黄河下游的淤积大部分是由粒径大于0.05毫米的粗泥沙造成的。
- Occurs in principal river beds, in upstream parts of rivers, downstream rapids, in backwater zones or on stony bottoms of pools with dead tree trunks. 在河的向上游部份中,出现于主要的河床,顺流而下急流,在迴流水区域中或在水池的多石底部上,有死树干的地方。
- Risk Assessment of River Bed Evolution in Bridge Engineering 桥梁工程中河床演变的风险评估
- Left that stone in the river bed. 该把那块石头留在河床上。
- The plants grow wild along the banks of rivers. 沿河两岸植物疯长。
- An ancient bus stopped by a dry river bed. 一辆古式的公共汽车停在一条干涸了的河床旁边。
- The swindle of rivers and lakes. 江湖骗局。