Βασικοί όροι στη δημοσιογραφική τοπογραφία και τη γεωχωρική τεχνολογία.
HDOP ay ang pagsusukat ng geometric dilution ng accuracy sa horizontal plane ng GPS positioning system.
A dynamic correction system that measures and compensates for vessel or platform motion in six degrees of freedom to maintain surveying accuracy in marine and offshore environments.
The angle measured in a horizontal plane between two lines of sight or survey lines.
The measurement of horizontal angles using the graduated circle of a surveying instrument.
A reference surface used in hydrographic surveying to measure water depths and establish vertical control for maritime charts and coastal mapping.
A systematic measurement and mapping of water bodies, including depths, currents, and underwater features for navigation and engineering purposes.