Thus, by finely controlling {HEAD ~ the pressure} of {TAIL ~ the pressurized air} in the chamber 1, it is possible to extremely finely adjust the force with which the pressing roller 3 presses the web 1 against the driven roller 2 
Thus , by finely controlling { HEAD ~ the pressure } of { TAIL ~ the pressurized air } in the chamber 1 , it is possible to extremely finely adjust the force with which the pressing roller 3 presses the web 1 against the driven roller 2
OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL 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