slope of water surface

The development regularities of water erosion on bare road embankment slope and bare cutting slope are gully erosion → shallow slip of slope and splash erosion → surface erosion → gully erosion → collapse respectively.

裸露的路堤边坡水力侵蚀发生发展规律一般为：沟蚀→边坡滑坍；

Influences of the Three Gorges Hydropower Station ′ s daily regulation on water surface slope of downstream reach

三峡电站日调节对下游河道水面比降的影响

This paper discusses the research development of such laws as the lateral slope of the water surface, secondary circulation flow, average velocity along vertical line, distribution of the main streamline and sediment transport characteristics in the river bend.

本文着重对弯道水流水面横比降、横向环流、纵向垂线平均流速分布规律及弯道输沙特性研究进展进行了阐述分析，以便为生产科研方面服务。

The effect of the slope of the reservoir bottom and the water surface, and the slope of the reservoir boundary on the distribution and the magnitude of the hydrodynamic pressure have also been discussed.

还分析了库底和水面坡度变化以及水库边界形状适当变化对动水压力分布和数值大小的影响。

The evaporating amount of water surface of the sunny slope was 18.04% more than that of the shady slope in the dry season.

旱季阳坡水面蒸发总量较阴坡高18.04%；

The flow of surface regine and bucket are analyzed on the theory and calculation, this type of flow is a combined slope hydraulic jump within the region of the complex boundary. By use of momentum equation, the conjugate water surfce can be determined.

通过对面流和戽流的理论与计算方面的分析.认为面流和戽流的流态均为复合边界内的组合斜坡水跃，可采用动量方程式确定其水面衔接。

Test results show that the water surface slope, velocity and ratio of water depth to draft are the main influencing factors of ships ascending rapids.

试验结果表明，滩段的水面比降、水流速度及船舶水深吃水比是船舶上滩的主要影响因素。

On this basis, multi-experimental model were constructed to study the effect of rainfall on slope characters of homogeneous and slope with confining stratum. The slope characters including water content, body strain, thrust at front end, surface deformation of slope.

并通过构建多个实验模型，展开了降雨对均质边坡、含隔水层边坡坡体含水量、坡体应变、坡体前端推力、坡面变形影响的全面研究。

The local hydrodynamic intensity and the bend curvature are main factors that make the transversal slope of water surface in the lower bend larger than that in the upper bend.

河口段下游弯道的水面横比降大于上游弯道，当地水动力强度和弯道曲率是其主要影响因素。