In {TAIL ~ a disclosed embodiment}, the temperature in the region of the mandrel is measured, and the moving of {HEAD ~ the receptor fins} is in accordance with the measured temperature 
In { TAIL ~ a disclosed embodiment } , the temperature in the region of the mandrel is measured , and the moving of { HEAD ~ the receptor fins } is in accordance with the measured temperature
OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH