TELESCOPIC DEVICE AND UNMANNED AERIAL VEHICLE APPLYING TELESCOPIC DEVICE
SCISSOR-TYPE EXTENDABLE DEVICE, AND UNMANNED AERIAL VEHICLE USING SAME
Charging gun terminal structure and rubber coating mode
Robot for train inspection and identification control method
Decoupling and re-hooking robot and decoupling and hooking operation method thereof
Material delivery system and method based on unmanned aerial vehicle
W-shaped belt type pressing and releasing mechanism for spacecraft
Automatic delivery system and method for goods in unmanned aerial vehicle cabin