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