Three-station-transfer lifting device special for hot galvanizing of fastener
Plate hoisting device for spliced house building construction and hoisting method
Airplane electric crane guide rail butt joint device and method
Battery pack charging and cooling plug-in device for electric vehicle battery swapping station
Space five-rod flapping-wing aircraft based on rigid-flexible coupling
Control handle, propeller and water area movable equipment
Modularized front cover opening and closing locking mechanism
SHIP PROPELLER MOUNTING BRACKET, SHIP PROPELLER AND SHIP
LOW TEMPERATURE BOOT STRATEGY FOR AUTONOMOUS VEHICLE COMPUTING SYSTEMS
Power distribution structure of battery pack, battery pack and vehicle
Video processing method, device and apparatus, unmanned aerial vehicle and image transmission system
Battery pack automatic distribution charging method for electric vehicle battery swap station
Target area detection method and device, storage medium and electronic device
Front door glass wool groove with automatic opening and closing invisible weather screen