Glossary D
Digital refers to a signal that consists of discrete states. A binary signal has only two states, 0 and 1.
Deutsch: Bagger / Español: Dragador / Português: Draga / Français: Dragueur / Italiano: Dragatore
A Dredger is a highly specialized piece of industrial equipment, often described as a self-propelled vessel, used to remove and transport sediment, silt, or debris from the bed of a river, port, estuary, or other body of water. They are fundamental to maritime infrastructure, operating across the mining, construction, and environmental industries to maintain waterways, reclaim land, or extract valuable seabed materials.
Driftnet is characterized as a large gillnet ranging in length up to 40 miles, a driftnet is suspended vertically with floats and allowed to drift freely in the open ocean.