5 ESSENTIAL ELEMENTS FOR HYDROGRAPHIC SURVEY IN BANGLADESH

Hydrographic survey vessels benefit from both a multibeam sonar and towed aspect scan sonar to map the sea ground. Hydrographic Survey InformationMultibeam sonar actions the depth of the sea flooring by analyzing time it will require for seem waves to journey from a ship to the sea flooring and again. It offers awesome element of the sea ground, es