本文以某一尺寸为例，定量评估了矩形通道窄进尺寸偏差对热工水力特性（流动压降和CHF）的影响。
The size impact of narrow side on thermal hydraulic behaviors of rectangular channel (pressure drop and CHF) has been evaluated quantitatively in this paper, as a given fuel element as reference.
配套应用粉陶降滤和控制缝高等技术优化了水力压裂工艺。
Hydraulic fracturing technology is optimized using the technique of filtration reducing by fine pottery clays and fracture height control.
根据现行计算方法，堤坝下游坡脚处渗流水力坡降具有奇异性，这给工程设计中判别渗透安全性带来困难，同时与实际情况也不符合。
The singularity of hydraulic gradient, which is always found in the calculation of seepage at the toe of dam, is not accord with the reality and makes the trouble in judging the safety of the dam.
当铺盖长度达到一定值时，水力坡降稳定且渗流量的变化也不明显。
If the blanket length reaches certain value, its hydraulic gradient is steady and the variety of seepage discharge also not obvious.
分析认为这种振荡曲线与地球自身的脉动有关，它是由地球脉动、高渗透水力坡降和大的滑体剪切作用叠加而成的一种呈非平衡态的复杂运动。
The loess landslide movement is a non stationary complex one combined with earth microtremors, the hydraulic gradient of high osmosis and strong shear force of landslide mass.
给出了管输效率与流量、水力坡降与流量的关系曲线。
The relations of pipeline efficiency versus flowrate and that of hydraulic slope versus flowrate are drawn.
水力管道输送中，无论水平管还是垂直管，混合液的单位压降均同颗粒的体积浓度有关。
During the hydraulic conveying of solids water mixtures in horizontal and vertical pipes, the specific pressure drop of the mixtures is relative to volumetric concentration of solids.
泵吸中心巨大的压力降使深部的承压流体在富钠质岩系中产生周期性的构造泵吸—水力压裂—沉淀愈合作用。
The large pressure decline in the pumping centre caused the deep-seated confined fluids to develop periodic tectonic pumping, hydrofracturing and precipitation healing in the sodium-rich rock series.
大比降排水管水流通常为高速水流，其水力设计已经超过排水设计规范范畴。
In the sewer pipe with high energy slope, there always occurs the high velocity flow, and its hydraulic calculation is beyond the range of wastewater design specification.
对杭州钱塘江粉土的实验结果表明，粉土的临界水力比降与一般砂土有差异。
Test results of Qiantang River silt in Hangzhou show that the critical hydraulic gradient of the silt differs from that of sandy soil.
对于粉土的渗透变形，对粉土的临界水力比降、粉土抗渗强度的研究有重要意义。
The invention has great significance on the researches of the permeation deformation, the critical hydraulic gradient and the anti-permeability strength of the silt.
本文较系统地介绍了三向电阻网渗流模型试验原理及其实际应用，提出了较合理的模型电阻计算方法和测试技术和水力坡降计算公式。
The paper describes systematically the principles of the model test techniques using the electric-resistance networks to simulate the three-dimensional seepage problems and its practical applications.
本文较系统地介绍了三向电阻网渗流模型试验原理及其实际应用，提出了较合理的模型电阻计算方法和测试技术和水力坡降计算公式。
The paper describes systematically the principles of the model test techniques using the electric-resistance networks to simulate the three-dimensional seepage problems and its practical applications.
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