Telescopic hauling device and movable operation equipment comprising same
Pipeline burying device for water conservancy project construction
Paddle-shaft-free rim propeller based on magnetic flux switching type permanent magnet motor
Parking space sharing system and implementation method thereof
Aircraft main landing gear uplock detection device and method
Permanent magnet synchronous motor control method based on improved whale algorithm and BP-PID
Sag and crossing measuring device based on aerial photography of unmanned aerial vehicle
Automatic gearbox fault state P-gear emergency unlocking mechanism and electric automobile
Application of rainfall light sensor in commercial vehicle