大地: ground; earth; the earth; mo ...基准面: base level; datum plane; ref ...北美大地基准面: north american datum nad; north american datum, nad北美大地基准面 北米测地基准: north american datum, nad当地基准面: local base level大地基准: geodetic datum; geodeticdatum大地基准点: geodesic datum; geodetic datum测地基准点；大地基准: geodetic datum大地基准变换: datum shift水星大地基准: mercury datum天文大地基准: astrogeodetic datum统一大地基准: universal geodetic datum大地基准定位参数: datum position parameter天文大地基准定向: astrogeodeticdatumorientation基准面: base level; datum plane; reference plane; reference surface基准；基准面: datum基准线；基准面: datum line大地水准面: geoid surface; geoidal surface安装基准面: erection datum plane; erection reference plane剥蚀基准面: base level of denudation爆破基准面: shot datum标准基准面: standard datum plane冰川基准面: glacier table参考基准面: reference datum参考面, 基准面: reference surface
