Intelligent marine whale and guinea pig monitoring buoy, control system and judgment method
HORIZONTAL CLAMPING APPARATUS FOR VARIABLE ROTOR SAIL TEST EQUIPMENT
Hydrological drought auxiliary monitoring device assembled with self-protection
VERTICAL CLAMPING APPARATUS FOR VARIABLE ROTOR SAIL TEST EQUIPMENT
A WATERPROOF DEVICE FOR DIVING AND METHOD FOR MEASURING UNDER WATER USING THE SAME
VEHICLE DETECTION METHOD AND APPARATUS, DEVICE, AND STORAGE MEDIUM
Aquaculture sewage replacement treatment monitoring device