{TAIL ~ The plane} of {HEAD ~ the stirrer blades} 15 is inclined at an angle of inclination alpha to the rotation axle 
{ TAIL ~ The plane } of { HEAD ~ the stirrer blades } 15 is inclined at an angle of inclination alpha to the rotation axle
TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH