Engine cooling module and heat exchanger sealing frame thereof
Unmanned aerial vehicle convenient to replace and spray paint
COLLABORATIVE SCHEDULING METHOD FOR HIGH-RISE ELEVATORS BASED ON INTERNET OF THINGS
Cantilever positioning device for overhead line system
Modularized decorative plate, using method of modularized decorative plate and automobile
Protective part for double-carrier-cable rigid dropper and overhead line system suspension structure
Tensioning device and reverse three-wheel electric motorcycle
Rear swing arm of reverse three-wheeled motorcycle and reverse three-wheeled electric motorcycle
Research and application of final joints of immersed tunnels
Magnetic suspension anti-impact structure and magnet device
Magnetic levitation superconducting magnet device, carriage and vehicle