At present, GPS plane control net is widely applied, but the GPS elevation is not used widely. The people expect that the GPS elevation surveying can take the place of the conventional leveling.
当前，GPS平面控制网已经得到了广泛的运用，但是GPS高程却运用得不够，人们期望着能够用GPS高程测量代替传统的水准测量。
DEM (Digital elevation Model) is a data set of plane coordinate or longitude, latitude, and elevation of the regular square grid points in some region.
数字高程模型(DEM)是一定区域范围内规则格网点的平面坐标及其高程的数据集或者是经、纬度和海拔高度的数据集。
To manufacture besides the installation elevation conforming to the design requirement, it is very important to guarantee the level of the two directions of the plane.
制作除安装标高符合设计要求外，保证平面两个方向的水平是很重要的。
During the period of establishing third grade plane controlling net and elevation fitting work by using GPS, plane precision and elevation fitting precision are promoted.
在胶南市应用GPS建立三等平面控制网及高程拟合作业过程中，所采用的数据处理方法提高了平面精度和高程拟合精度。
For elevation data, a regularized interpolation for resampling and an algorithm for extracting terrain roughness and slope with landing area plane fitting are presented.
针对高程数据，给出一种规则化插补的重采样方法和基于着陆区平面拟合的粗糙度与坡度提取算法。
Additionally, The network RTK is mainly used to acquire plane coordinates, and can't provide elevation service in time.
另一方面网络rtk还主要是平面运用，不能实时提供高程服务。
The collection of photogrammctric data provides free elevation data in addition to the northing and easting data of the ground plane.
航空影像资料的收集提供了无受限制的海拔资料还有南北地平线资料。
Construction of plane parts of the construction, elevation, and profile design, the main solution to building layout and elevation modeling problem.
建筑部分进行建筑的平面、立面、和剖面设计，主要解决建筑平面布局和立面造型问题。
Based on this evaluation, the survey used binocular stereo vision system to compensate the direction error, and located the elevation degree in vertical plane and the distance of sound source.
在此基础上，利用双目立体视觉系统对听觉系统定位的结果进行误差补偿，并进行垂直方位的标高角以及距离的评估。
The spatial extent of the assigned land refers to the closed space formed by the above-said boundary points posed by the vertical plane and the upper and lower elevation level.
出让宗地空间范围是以上述界址点所构成的垂直面和上、下界限高程平面封闭形成的空间范围。
The paper describes the design of plane layout of ladder sleepers on curve sections with super-elevation and the method of installing super-elevation on curve sections.
阐述梯形轨枕在设有超高的曲线地段平面布置的计算方法，以及曲线地段超高的实现方法。
In the plane layout of double dikes, the sudden expansion or contraction should be avoided. The elevation of the top of the dike should be identical with middle tide level.
双导堤平面布置不宜呈突然扩大或收缩状，堤顶高程宜与中潮位一致。
Obstacle-free sector is a sector formed by an arc originating at the reference point of the edge of a helideck and extending outward in the horizontal plane level with the elevation of the helideck.
无障碍区域是由一个起于直升机甲板边缘的基准点并在直升机甲板的水平面向外延伸的弧形所形成的区域。
Obstacle-free sector is a sector formed by an arc originating at the reference point of the edge of a helideck and extending outward in the horizontal plane level with the elevation of the helideck.
无障碍区域是由一个起于直升机甲板边缘的基准点并在直升机甲板的水平面向外延伸的弧形所形成的区域。
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