{HEAD ~ The rib panels} are oriented in {TAIL ~ parallel spaced relation} from one another and individually molded with perimeters defining individual areas of curvature for the finished blade assembly 
are oriented in
{ HEAD ~ The rib panels } are oriented in { TAIL ~ parallel spaced relation } from one another and individually molded with perimeters defining individual areas of curvature for the finished blade assembly
HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL 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