{TAIL ~ An adjusting plate} 5 is suspended in {HEAD ~ the viscous fluid} 18 by means of the adjusting screw 1 
{ TAIL ~ An adjusting plate } 5 is suspended in { HEAD ~ the viscous fluid } 18 by means of the adjusting screw 1
TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH