surface elevation

The horizontal and vertical movements of the dam section of the lock head of ship lift changes little, because of its high base surface elevation and little influence of the impoundment.

升船机上闸首坝段由于建基面高程较高，受蓄水影响不大，水平和垂直位移变化不大。

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A natural elevation of the earth's surface having considerable mass, generally steep sides, and a height greater than that of a hill.

山自然形成的高出于地面的一块高地，占地广大，通常外侧陡峻且比丘陵要高。

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In the aspect of geological and mining, 3D data modeling is widely used in DEM ( Digital Elevation Model), mine surface modeling, and 3D open-pit modeling.

在地质采矿方面，三维数据建模广泛应用于数字高程地表建模、矿体表面建模，以及三维露天采坑建模等领域。

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The correlation between the skewness and the kurtosis of the sea surface elevation is also discussed.

文中还讨论了波面偏度和峰度的相关关系。

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Obtained in the study area above sea level elevation, topography amplitude map, three-dimensional map, contour, gradient and thematic maps, thematic maps of slope, mountain shadows, surface cutting degree plan. 2.

得出研究区的海拔高程图、地势起伏度图、三维立体图、等值线、坡度专题图、坡向专题图、山体阴影图、地表切割度图。

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The thermal deformation in penetration welding with a laser has been investigated as a factor which results in the elevation on the surface of the weld.

研究了热变形对激光深熔焊焊缝表面形状的影响。

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Through numeric value simulation of transition flue duct between outlet of the gas turbine and inlet of the boiler proper, the velocity distribution in outlet flue duct with upper surface plate of different elevation angle has been obtained.

通过对燃气轮机出口与锅炉本体进口之间过渡烟道的数值模拟，得出不同仰角上面板烟道出口的速度分布。

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The flow surface elevation is obtained from iteration calculation of free surface equation and the flow depth is calculated from equation of continuity.

通过迭代法求解自由水面方程并计算出自由水面高程，由连续性方程求出水流深度。

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A long, broad elevation that slopes gently from the earth's surface or the ocean floor.

斜坡:从地球表面或海底缓缓倾斜的长而宽的高地.

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The level of the ocean's surface, especially the level halfway between mean high and low tide, used as a standard in reckoning land elevation or sea depths.

海洋表面的水位，尤其是在平均高水位和低水位之间的平均位置的水位，用作计算陆地海拔和海水深度的标准。

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Based on the terrain representation of layered elevation map, rapid discrimination of passable area and obstacle area on flat road surface can be realized.

基于分层高程地图的地形表示方法，可实现对平坦路面上的可通行区域与障碍区域的快速判别。

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The processes of surface elevation, current velocity in the compound fluid model and suspended sediment concentration in the suspended sediment transport model are verified by observed data of many stations in flood/ dry season and in spring/ middle/ neap tide.

复合流场模型的水位过程、流速过程，以及悬沙模型的含沙量过程则经过了洪、枯季及大、中、小潮的多个站点的实测过程验证。

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The equation of continuity is then used to further get a 2-order elliptical equation satisfied by sea surface elevation, and the unpenetrable condition at the shore wall of semi-closed sea area is also derived by means of tidal level.

然后利用连续性方程进一步得到了海面升高即潮位所满足的二阶椭圆型方程，进而导出了以潮位形式给出的半封闭海区岸壁不可穿透条件。

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