Buoy device for marine environment monitoring and monitoring method thereof
Laying method and laying device for underwater inductive coupling transmission equipment
Portable device for retracting and releasing underwater measuring instrument
Hybrid mooring navigation mark system and manufacturing method of synthetic mooring rope
Anchor chain inclination angle real-time acoustic detection system
Self-powered sinking and floating type ocean observation platform
Sea surface height measuring buoy and measuring method
Turntable classification type garbage storage device of water surface cleaning ship
Device and method for observing track type ocean real-time profile based on anchor chain
Separable full-profile subsurface buoy observation system and using method thereof
Three-degree-of-freedom swing compensation device applied to inland waterway measurement system
Unmanned ship for geomagnetic diurnal variation observation in deep and far seas