A nozzle having a radius only slightly less than a radius of the impeller is disposed in {HEAD ~ trailing relation} to {TAIL ~ the stator} 
to
A nozzle having a radius only slightly less than a radius of the impeller is disposed in { HEAD ~ trailing relation } to { TAIL ~ the stator }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL