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Self-propelled multipurpose agricultural perforating machine
Self-propelled aerification and aeration ship based on OWC principle and aeration method thereof
Pesticide spraying structure and plant protection unmanned aerial vehicle
Pesticide spraying rod structure and plant protection unmanned aerial vehicle
Multilevel cooperation-based unmanned aerial vehicle spraying operation method and device
Lifting type roof greening device, control system and method
Floating renewable energy source and marine ranch integrated platform
Brake device of hand-push type agricultural perforating machine