geomn.吉纶GEabbr.美国通用电气公司（=General Electric Coabbr.地面设备（=ground equipment）abbr.锗（=germanium）geodetic meridian大地子午线geological agency地质调查机构geodetic leveling大地水准测量geological theory地质理论geothermic degree地热增温率geochromatography地质色层效应geo-statistical地统计学geothermal vapour地热蒸气geopotential foot位势英尺Geoelectric filed大地电场