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- When the hydraulic gradient has no notable change, the flow transfixion takes place. 当水力坡度变化非常小、可忽略不计时,认为含水层出现流贯通;
- Coupling the Bernoulli's equation and critical tractive stress theory, a critical hydraulic gradient model based on critical velocity is developed. 结合伯努里方程和临界牵引力理论,得到了基于临界速度的临界水力梯度公式;
- Gradient analysis of landscape pattern of Pingliang City in Jinghe River basin under effects of urbanization. 泾河流域平凉市城市化影响下景观格局梯度分析。
- Cohesive soil's seepage character to have typical anisotropism, and coefficient of permeability is different in different hydraulic gradient and position. 粘性土渗透特点具典型的各向异性,在不同的水力坡降下、不同的位置渗透系数不同。
- These demonstrate that the permeability coefficient of cohesive soil abstained after consideration of initial hydraulic gradient inflects the practicable seepage more closely. 考虑起始水力坡降后的粘性土的渗透系数更能反映粘性土的实际渗透情况。
- Zhang Liquan,Wu Jianping,Zhen Yu,et al.A GIS-based gradient analysis of the urban landscape pattern of Shanghai metropolitan region[J].Acta Phytoecologica Sinic,2004,28(1):78-85. [5]张利权;吴建平;甄或;等.;基于GIS的上海市景观格局梯度分析[J]
- Based on the nonlinear relationship of permeability velocity and hydraulic gradient, four non-Darcy seepage models were summarized to investigate the permeability behavior of soft soil under consolidation pressure. 摘要针对传统固结理论不能考虑非达西渗流的不足,研究了渗流速度与水力梯度的非线性关系。
- Althoughkarst conduits widely exist in these areas, different conditions for reservior construction anddam axis location may be formed due to siltation and change in hydraulic gradient. 这些溶洼分别发育在相对的上升区与相对的下降区,其间岩溶管道虽说普遍存在,但因后期淤塞、水力坡降的变化而形成不同的成库条件与坝线定位条件。
- The present paper embodies two studies: faunal analysis of aquatic oligochaeta in Zhongshan, South China, and environment gradient analyses of zoobenthos in 13 Yangtze shallow lakes. 本研究对广东中山淡水寡毛类进行了区系调查,对长江中下游13个阻隔湖泊和通江湖泊进行了底栖动物群落环境梯度分析,初步构建了环境指示函数。
- Study on hydraulic gradient of inclined pipeline 倾斜管道水力坡度的研究
- sucrose density gradient analysis 蔗糖密度梯度分析
- HYDRAULIC GRADIENT FOR SETTLING SLURRY FLOW IN HORIZONTAL PIPE 沉降性浆体在水平管道内输送时的水力坡度
- Simulation of the wavefront aberration and its gradient analysis 光束波前畸变的模拟及其相位梯度分析
- On singularity of seepage hydraulic gradient of earth dam 关于坡脚水力坡降奇异性的研究
- Hydraulic gradient calculation of mine filling paste 矿山充填料浆水力坡度计算
- Critical Hydraulic Gradient for Piping in Noncohesive Soils 无粘性土中管涌的临界水头梯度研究
- The building is made of hydraulic cement. 大楼是用水硬水泥建造的。
- The hydraulic lift is over there. 液压升降机在那儿。
- One who draws blood for analysis or transfusion. 放血医师为化验或输血而抽血的人
- Application of Gradient Analysis in the Evaluation to Rice Appearance Quality 梯度分析在稻米外观品质评价中的应用