Configurable low-cost domain-control combined switch control system and method
Wind power generation device and power generation method used in two-ship simultaneous building mode
Lifting structure for mechanical equipment maintenance
Large-angle adjusting structure of pneumatic steering column of commercial vehicle
Steering wheel key function control method, device and equipment and readable storage medium
Agricultural unmanned aerial vehicle seeding and fertilizing method and device
Reinforcing device for railway flatcar and railway flatcar