{TAIL ~ Friction} generated between an outer surface of the plate and undersides of the adjacent shrouds reduces undesirable vibrations in {HEAD ~ the airfoils}  
{ TAIL ~ Friction } generated between an outer surface of the plate and undersides of the adjacent shrouds reduces undesirable vibrations in { HEAD ~ the airfoils }
TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH