Pipeline transferring and lifting device for municipal pipeline construction
Passenger service voice management system and method based on rail transit
Energy-saving and environment-friendly extended-range heavy truck
Ship medical operating table, ship medical cabin and ship
Waste heat recycling mechanism and waste heat recycling method
3D woven composite floor and manufacturing process thereof
Research on Cooperative Guidance Law of Multi-Missile Based on Trajectory Super-Real Time Simulation
Underwater towed body system with adjustable lifting point control device
Unmanned aerial vehicle direction management anti-collision distance measurement mechanism
Rail transit unmanned automatic train wake-up position recovery verification method