Three conditions for UAV flight , The driver's license of UAV , Airspace application and flight plan submission .
UAV aerial survey field operation steps , Analysis of satellite map of working area determined by surveying site ; Arrive at the scene accurately , Identify the scope of work area ; Judging the weather conditions directly affects the effect of aerial photogrammetry .
Stay away from UAVs , Unlock flight control , Slowly push the throttle to wait for the UAV to take off , This is the procedure for takeoff , The throttle must be pushed slowly , Even if it's pushed a little distance , Take your time before the motor starts .