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   scour depth 的翻译结果: 查询用时:0.011秒
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scour depth     
相关语句
  冲刷深度
     Calculation of Scour Depth for Highway Subgrade Along Rivers
     沿河公路路基冲刷深度的计算
短句来源
     The maximum scour depth in tidal channel is greater than that in platform because of greatercurrent velocity.
     从平衡冲刷深度来看,潮汐通道区段由于流速相对较大,相应的冲刷深度也较大,并向平台区减小;
短句来源
     Escape 500-years frequency flood, apron end average velocity is 4.37m/s, stream bed filled rubble maximum scour depth 2.8m.
     下泄500年一遇洪水时,护坦末端平均流速为4.37m/s,河床拋块石时最大冲刷深度2.8m。
短句来源
     Based on the theory analysis of the mechanism and sediment movement,the main effect factors to the maximum scour depth in concave bank were analyzed, the scour experiments under different conditions with analogy model of the bend channel were designed.
     在对沿河路基水毁的水力机理和泥沙运动规律进行理论分析的基础上 ,对凹岸最大冲刷深度的影响因素 ,进行了合理划分和适当简化 ,采用人工弯道概化模型试验方法进行了不同条件下的冲刷试验。
短句来源
     The results demonstrate that both the flow condition and nonuniformity of sediment affect scour depth.
     结果表明水流条件是影响河床冲刷深度的关键因子,河岸水深对河床冲刷深度的影响相对较小;
短句来源
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  冲深
     Based on the observation and analysis of flow structure, a formula to calculate the maximum scour depth is obtained by using single factor analysis dimensional analysis, regression and optimization with the help of a computer.
     通过对堤岸、路基与水流正交情况下水流结构的观测分析,在单因素分析的基础上,运用量纲分析的方法,并借助于电子计算机进行优化、回归分析,提出了堤岸、路基与水流正交情况下最大冲深的计算模式。
短句来源
     Theoretical discussion on calculation of local scour depth of spur dikes
     丁坝局部冲深计算的理论探讨
短句来源
     when the scouring amount for all river reaches is maximum,the average scour depth of the river bed of the Jingjiang river reach will be 2.0~5.3 m,with its channel storage increment of 1.3 billion m~3; and for Chenglingji reach,the average scour depth of the river bed will be 2.5 m,with its channel storage increment of about 0.85 billion m~3;
     各河段冲刷量达到最大时,荆江河段河床平均冲深约2.0~5.3 m,槽蓄量约增加13亿m3,城陵矶至武汉河段河床平均冲深约2.5 m,槽蓄量约增加8.5亿m3;
短句来源
     The calculation results of scour depth and stabilization of riprap are consistent with the actual situation.
     经过验算 ,冲深与抛石稳定性的计算与实际工程的结果较为一致 .
短句来源
     from the entrance to exit of the river bend,the ratio of the biggest scour depth to bars height at same cross section varies gradually from 0.75 to 0.58.
     在弯道同一横断上的最大冲深与沙洲波高的比值最终稳定在0.58。
短句来源
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  冲坑深度
     The relationship between the air concentration and the scour depth can be expressed as an exponential function.
     掺气浓度C_σ对冲坑深度的影响,可表达为掺气浓度与冲坑无量纲深度的幂函数关系。
短句来源
     To solve turbid-water dissipation in mountain river, The factors on influence to scour depth in energy dissipation were analyzed in this paper under the circumstance of pebble river bed and bed load in turbid -water.
     为了解决山溪性河流的浑水挑流消能问题,本文在下游河床质为砂卵石,并且影响冲坑深度的浑水水流泥沙主要是推移质泥沙情况下,分析研究影响挑流消能下游冲坑深度的因素。
短句来源
     According to many model experiments, the paper analyzed the relations between scour depth in turbid-water and discharge per unit width、sediment concentration、sand fraction and the impact of tailwater depth and sediment discharge on scour pit depth in details, discussed the variation relationships between the ratio of turbid-water to clear-water and Froude numbers, selected a suitable formula of turbid jet-trajectory distance.
     通过室内物理模型试验,详细分析了浑水挑流冲坑深度与单宽流量、含沙浓度、模型沙粒径的关系及尾水、输沙率对冲坑深度的影响,分析讨论了浑、清水冲深比与佛汝德数之间的变化关系,选用了较适合于本试验的浑水挑距计算公式。
短句来源
     n the basis of analyzing the property of water jet in the water cushion of scour pit,a newformula for estimation of scour depth is proposed by considering the concepts both of energy dissipationand of jet diffusion.
     在分析水垫塘中射流特征的基础上,综合了消能和射流的观点,提出一个估算冲坑深度的新公式。
短句来源
     Viewing from the local scour, Zhaogou and peiyu projects are with the most severe local scour,and analysis demonstrates that scour depth is not only related to flow velocity but also closely to the angle of flow to the Popectbeing scoured.
     从工程局部冲刷看,赵沟、裴峪工程局部冲刷最严重,经分析表明,冲坑深度不仅与流速有关,而且与工程的入流角关系密切。
短句来源
  冲刷坑水深
     From model tests and hydraulic calculations about the submerged groins in the macro-tidal bore area of Qiantangjiang Estuary, the development mechanism of scour at the upstream side of submerge groins under the bore action is proposed. Then the relaIton between upstream side scour depth of groin and water depth before arriving of the bore, the bore height, the groin height and the groin shape is established.
     通过对强涌潮地区钱塘江河口漫水丁坝断面模型试验及涌潮翻越丁坝的水力计算研究 ,提出涌潮作用下漫水丁坝上游冲刷坑的形成机理 ,建立丁坝上游冲刷坑水深与潮前水深、涌潮高度、丁坝高度及丁坝上游面平台宽度的关系 .
短句来源
     Thus, the estimation method of upstream side scour depth of the groins is obtained.
     以此为基础 ,提出估算丁坝上游冲刷坑水深的方法
短句来源

 

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  scour depth
Values predicted by the model of Kuhnle and others were closest to observed scour depth and volume measurements.
      
Results showed a 26-30% smaller scour depth resulting from 45° deflectors than from 90° deflectors and a 5-10% smaller scour depth for 135° deflectors compared to 90° deflectors.
      
Using this information, an empirical relation was developed for temporal variation of scour depth.
      
Temporal variations of scour depth and scour contours were measured.
      
The present paper provides a critical note on the practices followed in India for estimating the design scour depth.
      
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