A control system adjusts the airflow parameter of {TAIL ~ the motor} based on the motor speed and environmental conditions such as light and {HEAD ~ motion} 
A control system adjusts the airflow parameter of { TAIL ~ the motor } based on the motor speed and environmental conditions such as light and { HEAD ~ motion }
OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD