Range-extending type electric hydrofoil riding device
Helicopter fuel pump fault diagnosis system and method
Water pump, spraying system and plant protection unmanned aerial vehicle
Brake drum heat power generation self-circulation cooling system and cooling method thereof
Folding shock absorber with safety lock device and folding scooter
Low-cost integrated flexible power distribution direct-current charging pile
Transmission assembly, automobile transmission system and vehicle
Air cylinder for feeding and lifting mechanism of smelting furnace
Pneumatic shock absorber capable of automatically adjusting pressure value
Epidemic prevention disinfection vehicle based on sodium hypochlorite generator
Underwater dry cabin wellhead pipeline cabin-penetrating sealing structure
Device for connecting lifting mechanism and working box and applied to 3D printer
Hoisting mechanism hydraulic system, hoisting system and engineering machinery
Marine total heat recovery energy-saving air conditioner
Ultrahigh-toughness Al-Mg-Si alloy material as well as smelting process and application thereof
Interior lighting assembly, interior system, vehicle and lighting method
Temperature control device and high-power charging station cooling equipment
Fatigue driving monitoring device based on computer vision
Airborne photoelectric load bearing equipment with vibration reduction structure
Supporting leg control mechanism and engineering vehicle
Moving guide rail suitable for underwater operation tool, underwater robot and operation method
Large-span steel structure and method for building construction
Blade type integrated pump with steering and fuel oil supplying functions
Vehicle-mounted liquid hydrogen cylinder supporting structure
Lubricating oil dredging and filling equipment for engine of unmanned aerial vehicle
Method, system and equipment for preventing mixer truck from building tank and storage medium
Household air purification energy-saving heat supply device