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person:("yang zhang")
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person:("yang hong")
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person:("yang zheng")
Integrated side wall inner plate double-door-ring structure, forming process and vehicle
High-speed rail pier settlement curve prediction data collection device
Aerial operation robot carrying telescopic mechanical arm
Tree pruning flying robot with suspended reciprocating saw
Shear fork type suspension mechanism for tree barrier cleaning flying robot
Tree barrier cleaning flying robot with suspended cutter system
Telescopic suspension mechanism for tree barrier cleaning flying robot
Cutter unhooking device for tree obstacle clearing flying robot
Tree barrier cleaning flying robot with scissor fork type suspension cutter
Disk saw cutter system for tree barrier cleaning flying robot
Tree barrier cleaning flying robot with separated rotor wings and suspended cutters
Tower mark beacon light convenient to maintain and operation method