Numerical investigation of effect of detonation chamber length on back-propagation
Study of control characteristics for split rudder in variable forward swept wing configuration
Optimal design for active cooling system of hypersonic vehicle
Universal joint signal generator for hydrographic survey equipment
Vertical take-off and landing unmanned aerial vehicle and control method thereof
Steering torque adjusting method and device of vehicle steering system
Tidal traffic state trunk line signal coordination design method and device
Solar power supplementing device of new energy electric vehicle
Supersaturated traffic state trunk line one-way signal coordination design method and device
Antenna type bridge detection unmanned aerial vehicle
Self-adaptive energy recovery method of pure electric vehicle
Epidemic prevention disinfection vehicle based on sodium hypochlorite generator
Monitoring device for road condition big data monitoring
Low-cost integrated flexible power distribution direct-current charging pile
Anti-collision protection cage for unmanned aerial vehicle and design method thereof
Supersaturated traffic state trunk line self-adaptive signal coordination design method and device
Foot-type robot capable of stably operating in amphibious environment
Electric vehicle battery replacement guiding system and method
Online car-hailing pick-up and parking prompting method and device
Transverse corrugated bulkhead broadside reinforcing frame structure and ship
Device for connecting lifting mechanism and working box and applied to 3D printer
Stern rope ring unfolding, hanging and dragging traction device
Instrument board stiffening beam and side wall connecting structure
Automobile safety management and control method and system based on Internet of Vehicles
Monitorable unmanned aerial vehicle and monitoring shooting method of unmanned aerial vehicle
Vehicle washing machine conveying device and vehicle washing machine
Vehicle-carrying-plate-free charging connection device and charging system
Automobile sun shield structure capable of being adjusted in multiple directions
Pulley block for conversion of movable pulleys and fixed pulleys