The third plate section is a flat plate section which is contiguous to {HEAD ~ the inclined plate section} at {TAIL ~ the above mentioned second point} 
at
The third plate section is a flat plate section which is contiguous to { HEAD ~ the inclined plate section } at { TAIL ~ the above mentioned second point }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL