Submersible based on sinker-float principle and temperature control air pressure method
Unmanned underwater launcher capable of floating and sinking
Multi-navigation-state composite drive underwater robot control system and control method thereof
Memory alloy self-control ballast device for marine trailing cable
ENGIN SOUS-MARIN COMPORTANT AU MOINS UNE COQUE ÉPAISSE RÉSISTANTE
AUTONOMOUS UNINHABITED UNDERWATER VEHICLE FOR CLEANING MARINE AREAS FROM FLOATING UNDERWATER OBJECTS