Pumped storage power station inspection device based on unmanned aerial vehicle
Height adjusting method, height adjusting device, self-moving equipment and storage medium
Intelligent agricultural automatic material uniformizing and sowing type unmanned aerial vehicle
Offshore cluster floating type wind and power comprehensive utilization platform
Insecticidal powder spraying device for forest protection
Manipulator clamping type biological sampler for bathyscaph
Floating type deep and far sea culture platform and working method thereof