{TAIL ~ deposition} of {HEAD ~ an adhesive layer} on the flared rear part of the tube, 
{ TAIL ~ deposition } of { HEAD ~ an adhesive layer } on the flared rear part of the tube ,
TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH