Multifunctional marine water area environment monitoring device
Integrated surveying and mapping ship based on Internet of Things and system thereof
Pressure test method for PV valve of cargo hold of chemical tanker
Eccentric semi-submersible buoy type shore temperature automatic measuring and reporting device
Buoy device for marine environment monitoring and monitoring method thereof
Laying method and laying device for underwater inductive coupling transmission equipment
Nuclear emergency snorkeling buoy radioactivity monitoring system and monitoring method
Movable tandem type floating liquid cargo lightering maritime work platform and lightering method
Portable device for retracting and releasing underwater measuring instrument
Survey vessel for detecting sludge and method for detecting sludge by using survey vessel
Ship dynamic positioning system thrust distribution method based on improved genetic algorithm
Three-degree-of-freedom swing compensation device applied to inland waterway measurement system
Sea surface height measuring buoy and measuring method