Multi-rotor unmanned aerial vehicle for surveying and mapping geographic information
Floor quick-release covering cap capable of meeting requirements of watertight compartment
Undercarriage arrangement structure of amphibious general aircraft
High-speed rail track quality detection method and system based on optical fiber sensing technology
Carbon fiber fabric composite material whole vehicle framework and preparation method thereof
Carbon fiber fabric composite material whole vehicle framework and preparation method thereof
Carbon fiber fabric composite material whole vehicle framework and preparation method thereof
Heavy-duty commercial vehicle automatic tire loading and storing workshop and method
Pure electric bus air source heat pump system and control method thereof
Long-service-life full-sealing type electric small-flow regulating valve
Flexible speed bump vehicle speed detection device and speed measurement method
Automatic arrangement anti-climbing device of barrier setting vehicle
Cooperative collision avoidance system and method for vehicles on expressway entrance ramp
Underwater repairing method for left and right suction ports of trailing suction dredger
Vehicle seat control method and terminal, storage medium and electronic equipment
Bus station parking prediction method and parking prompt system
Berth interaction system and method for bus and bus shelter
Hanging point structure of airstairs on side of seaplane body
Magnetic field detection management system for sleeper magnetic induction device
Seaplane watertight compartment pressure balancing device and balancing method
Intelligent automatic conveying vehicle for aviation epidemic prevention
Crawler-type polar region amphibious unmanned aircraft
Steel box girder hoisting equipment with automatic leveling function
Arrangement method of special-shaped section pressurized cabin structure
Police climbing assault vehicle with automatic landing platform overturning function
Hoisting device for 220 kilovolt transformer substation project and using method
Battery system management method and device, storage medium and vehicle
Method for repairing hydrogen energy automobile part by using UV-type resin
Positioning structure of hydrogen energy automobile carbon fiber composite part
Composite material repairing device and method for fuel cell hydrogen energy automobile
Control method and device of high-voltage system, electronic equipment and storage medium
Inspection robot for carbon dioxide monitoring and working method thereof
Suspension system with synergistic effect of front axle and rear axle
Highway driving safety monitoring system and method based on vehicle positioning information