Meinten Sie:
+person:(Liu, zhisheng)
•
+person:(Liu, zhizhen)
Remote control system for coaxial dual-rotor pilotless helicopter
Ground control and monitoring device of coaxial dual-rotor pilotless helicopter
Balance mechanism of remote control coaxial double-rotor model helicopter
Tilting type coaxial rotor helicopter with controllable rotor shaft
Battery heat preservation method and device, electronic equipment and vehicle
Ship navigation safety treatment method and device, electronic equipment and storage medium
Interactive material conveying equipment under intelligent medical background
Comprehensive transportation hub transport capacity dispatching system based on big data