Multifunctional marine water area environment monitoring device
Integrated surveying and mapping ship based on Internet of Things and system thereof
Eccentric semi-submersible buoy type shore temperature automatic measuring and reporting device
Pressure test method for PV valve of cargo hold of chemical tanker
Survey vessel for detecting sludge and method for detecting sludge by using survey vessel
Movable tandem type floating liquid cargo lightering maritime work platform and lightering method
Water gauge measuring method and device, unmanned ship and storage medium
Living environment detection ship for marine organisms
Wind direction measurement method and device, electronic equipment and storage medium
Swaying type wave energy ocean comprehensive detection buoy
Autonomous cruise energy-saving water quality monitoring ship and monitoring method
Marine ecology automatic monitoring buoy system and monitoring method thereof
Overwater surveying and mapping device for ocean engineering surveying and mapping
AIR-SEA REAL-TIME OBSERVATION BUOY SYSTEM EMPLOYING BEIDOU AND IRIDIUM SATELLITE COMMUNICATION
Deep sea current meter with induction transmission communication mode and measurement method thereof