Engineering surveying and mapping box staff with multiple functions - WEI JINXI; TIAN JUN; TIAN MENGRAN; SONG CHENGCHENG; HU CHUANFA (2024)
Keywords: GYROSCOPIC INSTRUMENTS; MEASURING; MEASURING DISTANCES, LEVELS OR BEARINGS; NAVIGATION; PHOTOGRAMMETRY OR VIDEOGRAMMETRY; PHYSICS; SURVEYING; TESTING