By control of dimensions or by braking {TAIL ~ a relative speed} is imposed between {HEAD ~ the reel} and the tube and is the speed for reeling yarn 
By control of dimensions or by braking { TAIL ~ a relative speed } is imposed between { HEAD ~ the reel } and the tube and is the speed for reeling yarn
OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH