GNSS is the standard generic term for satellite navigation systems that provide autonomous geo-spatial positioning with global coverage. It includes the global…
Single-axis turntable is a complex modern equipment integrating optical and electromechanical integration. It performs semi-physical simulation and testing in the field…
Gyroscopic theodolite, is a gyroscope and theodolite through the connecting mechanism for the determination of true north azimuth of the instrument.Gyroscopic…