Study on the application of hydraulic powered spray-planting-turf in protection slope of water conservancy project; 研究液压喷播和喷混植生技术在高速公路边坡绿化中的应用,并对其水土保持效果进行分析评价。
The soil seepage stabilization researches are applied to analyse the internal relationships between hydraulic slope and the dikes. 分析了水力坡度与堤防渗漏破坏的有机联系,可以帮助研究人员对堤防渗漏破坏进行定量确定。
The method of pre-embedded steel bar is used in the supporting of hydraulic channel inverted siphon torsion slope formwork, which solved the problem of torsion slope support. 水工渠道倒虹吸扭坡模板的支撑采用预埋筋支撑方法,很好地解决了扭坡模板支护问题。
Laws of Soil Hydraulic Erosion of Slope Projects and Application of Coiled Material for Erosion Control 边坡工程中土壤水力侵蚀规律及侵蚀控制卷材的应用探讨
Integral balance method for computing stationary hydraulic pressure term and bed slope term in two-dimensional shallow water equations 计算二维浅水方程中静水压力项与底坡项的积分平衡法流体静压,静水压力
Simple way on how to calculate the foundation of seepage quantity and hydraulic slope of seepage have been brought up by theoretical analysis, including seepage velocity and seepage pressure of the bottom of works and seepage uplift. The equation has enough accuracy. 通过理论分析,提出了计算地基的渗流量、渗透水力坡降和渗透流速、以及建筑物底面的渗透压力和扬压力的简捷方法,该方法有足够的实用精度。
The results show that the ion-absorbed rare earth deposits have the B-type particle structure. The loose ore particles can block the pore under the conditions of critical hydraulic slope and particle geometry size. 研究结果表明离子型稀土矿具有B型颗粒结构特征,松散矿物颗粒在满足起动临界水力梯度和颗粒几何尺寸的条件下阻塞孔隙;
Experimental Studies on Hydraulic Characteristics of Steep Slope Bend 陡坡弯道体型水力特性的试验研究
There are some deep fractures at a hydroelectric station's left bank, which affect the hydraulic architecture and the stability of the slope and become the most emergent problem of the hydroelectric project. 某水电站坝址左岸岸坡正常卸荷带深部以内发育有一系列规模不等的深裂缝,对水工布置和工程边坡稳定将产生不利的影响,成为该坝址最突出的工程地质问题。
Hydraulic Protection of Gas Pipeline in Slope Segments of Trench 沟坡段输气管道的水工保护
A Study on Hydraulic Seeding Technique for Slope Stabilization 运用液压喷播技术进行植草护坡的研究
But in the continuing head pressure, rock available hydraulic slope value trends to decrease. 而在较高水头压力的持续作用下,岩体的允许水力坡降值则有减小之势。
Simulation tests indicate that the hydraulic and mechanical responses of the slope to a rainfall process is influenced by the initial permeability of the sand layer, the rainfall style and the rainfall amount. 模拟实验表明,边坡对降雨过程的水力学及力学响应取决于土层的初始渗透性、降雨方式和降雨量;
Three calculation methods of water surface profile for open channel flow are proposed in this paper. 1. Simplified method of hydraulic index. In mild slope condition, combining the index x and y results in a simplified formula. 本文提出了三种计算明渠水面线的方法:①简化的水力指数法,在缓坡条件下统一水力指数x与断面指数y,求得简化公式;
Model test mainly divided into three parts, there were clay soil's permeability coefficient test, clay soil's initialized hydraulic slope test and groundwater pressure distribution regular test in water-tight clay soil stratum. 模型试验主要分为粘土的渗透系数试验、测试粘土的起始水力坡降试验和测试不透水粘土层内水压力分布试验三部分。
Fuzzy Reliability Analysis of Hydraulic Engineering Slope 水工边坡模糊可靠性分析
In this thesis, detailed formulation combining theory research methods was made out to clay soil's initialized hydraulic slope, the application scope of Darcy's law and detailed definition of water-resisting layer. 本文还结合理论研究的方法对粘土层的起始水力坡降、达西定律的适用范围以及隔水层的具体定义都做了详细的阐述。
The problem of slope stability has been one of the main engineering geology problems during the construction and circulation of hydraulic structures, and research on slope stability has kept on for a long time. 在水工建筑物的建设、运行期间,边坡稳定问题一直是主要的工程地质问题之一,边坡变形破坏的研究由来已久。
Based on the plenty of experiments done by several domestic research institutes, study was made on the mechanism of solid-liquid two-phase flow and a numerical model was built for calculating the pipeline transportation parameters, such as hydraulic slope and critical transportation velocity. 在国内多家研究单位进行大量实验的基础上,对固液两相流机理进行了研究,开发了计算管道输送水力坡降及临界输送流速的电算模型。
The relations of pipeline efficiency versus flowrate and that of hydraulic slope versus flowrate are drawn. 给出了管输效率与流量、水力坡降与流量的关系曲线。
A Successful Practice of Lowering Groundwater by Using Indigenous Well in Foundation Pit with Super-Large Area and Relevant Discussion on Hydraulic Slope Curve 超大面积基坑采用土井降水的成功实践及有关水力坡度曲线的探讨
According to the test data, the relationship between permeability coefficient and the age of concrete, permeation time, hydraulic slope has been studied. 本文根据试验资料,论述了混凝土渗透系数与混凝土龄期、渗透历时、水力梯度等的关系;
Controlled Drainage can be conducted through controlling drainage time from paddy field, enhancing the elevation of weir in drainage furrow, decreasing hydraulic slope of runoff and sediment-carrying capacity. 通过控制涝水在稻田和排水沟中的滞留时间,增加排水沟口溢流堰高度,降低径流水力坡度和挟沙能力是控制排水的主要手段。
The penetrating hydraulic pressure and seepage field of rock slope are some most important factors that affect its stability and deformation. 岩体边坡中的渗透水压力和渗流场分布是影响边坡稳定和变形的重要因素之一。
Disc infiltrometer is a portable apparatus, the more information and data could be selected by which, and which could be used in determination of soil hydraulic conductivity in slope, so the relative research about it should be developed widely. 盘式入渗仪是一种既简便又可以获得较多信息的测定仪器,可以应用于坡地土壤导水率的测定,应当广泛开展相关研究。
Improvement of Hydraulic System for Molten Iron Pack Slope Platform 铁水包倾翻台液压系统的改造
Experimental study on hydraulic characteristics of runoff on steep slope in loess area 黄土区陡坡径流水动力学特性试验研究
Spatial Variation of Surface Soil's Bulk Density and Saturated Hydraulic Conductivity on Slope in Loess Region 黄土区坡面表层土壤容重和饱和导水率空间变异特征
The destination goal of seepage calculation is solving hydraulic factor of seepage field such as seepage discharge, head pressure, compression force and hydraulic slope, analyzing seepage stability, selecting rational impervious design and drainage, or reinforcement design, effectively controlling seepage. 渗流计算的任务在于求解渗流场内的渗流量、水头、压力、坡降等水力要素,进行渗透稳定性分析,选择合理的防渗、排渗设计方案或加固补强方案,有效地控制渗流。