本文以液压元件的间隙过滤效应和滤饼理论为基础，分析了水力卡紧与污染启动的关系。
Based on the filtrated effect and the theory of filtrated cake of hydraulic components, the relationship between hydraulic lock and contaminant start-up is analysed in this paper.
水力劈裂的常用计算方法分有效应力法和总应力法，但其计算结果却常有很大差异。
There are two analysis methods of hydraulic fracture: effective stress method and total stress method. Their computation results are quite different.
经过实践验证，可有效应用于防洪治河，河道工程规划设计、河道管理和清障等方面的水文水力计算。
It can effectively use to hydrologic and hydraulic calculation of the flood control and river control, the planning programming of the river project, the river management and the clearing barrier.
水-岩作用造成的岩土体强度劣化及水力学效应一直被认为是水库岸坡稳定性降低的两个因素。
The deterioration of rock mass strength and the hydraulic effect caused by water-rock interaction have been well known as the two factors that could weaken the stability of reservoir bank.
考虑弯曲边界曲率效应对水流水力特性的影响，建立了正交曲线坐标系下的紊流数学模型。
This paper is concerned with a turbulence mathematical model under orthogonal curvilinear coordinates including the effects of streamline curvature on turbulent flow.
本文将蜗壳看作沿转轮四周连续分流的分叉管系统，应用水力瞬变中的叉管理论推出一种能计及蜗壳各断面水锤效应，并使仿真计算更接近实际情况的新方法。
The present work considers the spiral case as branch-off pipe system that diverts part of the flow consecutively as it goes around the periphery of the runner.
与旋转有关的水力矩和能量项模拟，包括高转速下应考虑的加热效应和叶片功效应。
Hydraulic torque and energy terms associated with rotation, including heating and shaft power effects appropriate for higher rotation speeds.
与旋转有关的水力矩和能量项模拟，包括高转速下应考虑的加热效应和叶片功效应。
Hydraulic torque and energy terms associated with rotation, including heating and shaft power effects appropriate for higher rotation speeds.
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