{HEAD ~ A pressing roller} is used in {TAIL ~ a sheet advancing arrangement} to press the advancing sheet material against a driven roller to control the friction between the driven roller and the sheet material and thereby reduce, if not entirely eliminate, any slippage between the driven roller and the sheet material 
is used in
{ HEAD ~ A pressing roller } is used in { TAIL ~ a sheet advancing arrangement } to press the advancing sheet material against a driven roller to control the friction between the driven roller and the sheet material and thereby reduce , if not entirely eliminate , any slippage between the driven roller and the sheet material
HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH