1·To measure the difference in elevation between poles, surveyors used an optical level—a telescope on a level base—placed halfway between the poles.
为了测量两极之间的高程差，测量员在两极中间的一个水平基座上使用了光学水准望远镜。
2·There is a big difference in elevation within the site, and its neighboring land is also diverse.
本区域内的地势存在很大差异，其相邻地区的地势也颇不平坦。
3·Because of large difference in elevation in this district a new technology as setting pressure as zone with direct networking is adopted.
因该区采暖用户高差悬殊较大而不得不采用分区定压直接连网新技术。
4·Because of complex landform and big difference of elevation, transmission line in mountain area has its characteristics which are different form transmission line in common landform.
山区送电线路因其地形复杂、相对高差大，在许多方面都具有不同于普通地形送电线路的特点，对设计工作和勘测工作有更高的要求。
5·The difference of blood pressure in nationality was mainly affected by the latitude and the elevation.
民族间的血压差异可能是纬度和海拔的影响所致。
6·Check rail span deviation, elevation difference, inclination, etc., to determine the fault in the end is what caused the.
检查轨道跨度偏差、标高差、倾斜度等，判定故障到底是什么原因造成的。
7·Meanwhile, it is well explained that the deposits on left bank are much thicker than that on right bank; and there is an obvious difference in surface elevation between the two Banks.
计算结果证实了右岸大规模崩塌物可能堆积到左岸的推断，同时也很好地解释了两岸堆积物厚度悬殊及高程差别悬殊的疑问。
8·The dam site of Baiyekou Reservoir is located in a narrow gorge of Wenyu river reach. Its topography condition is complex and the elevation difference of river valley is obvious.
柏叶口水库坝底地处文峪河谷河段，地形条件复杂，河谷高差较大。
9·The spline polishing method is used for dispersion value of typography elevation difference to conduct fit polishing so as to get the near function which is used in calculation.
其中利用了样条磨光方法对地形高差离散值进行拟合磨光求得曲面近似函数，用之参与计算。
10·As raster grid networks of digital elevation model in GIS can be used as the finite difference mesh, the continuity and momentum equations are solved numerically using the finite difference method.
由于GIS中的栅格网络数据可以直接作为有限差分的网格，二维数值模型可用有限差分来求解。