水利水电工程技术术语标准|Standard of Technical Terms on Hydroengineering水利水电工程勘测|SURVEY AND INVESTIGATION FOR HYDROENGINEEERING水利水电工程规划|PLANNING OF HUDROENGINEERING水工建筑物|HYDROSTRIRUCTURES水力机械与电气设备|HYDRAULIC MACHINERY AND ELECTRIC EQIJIPMENT水利水电工程施工|CONSTRUCTION OF HYDRAULIC ENGINERING工程测量|Engineering Survey工程测量基础|Fundamentals of engineering survey坐标与高程|Coordinate and elevation大地水准面|geoid参考椭球|reference ellipsoid子午面|meridian plane子午线|meridian首子午线|prime meridian磁子午线|magnetic meridian地图投影|map projection地图投影变形|distortion of map projection地图投影变换|map projection transfromation高斯一克吕格投影(高斯投影)|Gauss-Ku ger projection中央子午线|central meridian分带子午线(分界子午线)|zone dividing meridian高斯投影方向改正(高斯投影曲率改正)|correction for direction in Gauss Projection 高斯投影距离改正(距离改正)|distance correction on Gauss projection子午线收敛角(高斯平面子午线收敛角)|grid convergence坐标|coordinate高斯一克吕格坐标（高斯坐标）|Gauss-Ku ger coordinate大地原点(大地基准点)|geodetic datum北京坐标系|Beijing coordinate system 19541980 年国家大地坐标系|national coordinate system 1954假定坐标系|assumes coordinate system 1980独立坐标系|indepeadent coordinate system方位角|azimuth磁方位角|magnetic azimuth坐标方位角|coordinate azimuth高程|elevation绝对高程(高程，海拔高度)|absolute elevation相对高程(假定高程)|relative elevation1956 年黄海高程系(黄海高程系)|Huanghai elevation system 19561985 年国家高程基准|national elevation datum 1985误差与精度|Error and accuracy真值|true value最或然值(最或是值，最可靠值，平差值)|most probable value误差(真误差)|error绝对误差|absolute error相对误差|relative error偶然误差(随机误差)|accident error(random error)系统误差|systematic error中误差(标准差，方根差，均方差)|mean square error(standard error)平均误差|average error限差(极限误差，允许误差，最大误差)|tolerance测角中...
