Solid bulk cargo sampling device based on unmanned aerial vehicle
Permanent magnet motor propelling device for pure electric full-rotation tug
Pressure wave protection valve control method, device and system of rail train and server
Low-impact parachute opening device for fairing recovery
Brake control method and system and related components
Train transmission mechanism relaxation state detection method and device and train control system
Device and method for efficiently separating ethyl tin from molten crude tin
APPARATUS AND METHOD FOR EFFICIENTLY SEPARATING CRUDE B-TIN FROM MOLTEN CRUDE TIN
Low-impact large-specific-impact parachute-opening firer device
Alsace. Concurrence dans les TER, la région recule
Electric vehicle energy consumption prediction method considering dynamic road network traffic flow
Wharf boat with automatic lifting and balancing functions and balancing method thereof