{HEAD ~ The truss support structure} is covered with {TAIL ~ a lightweight fiberglass} or hardened fabric skin attached to and fitted on respective rib panel edges forming an airfoil structure 
{ HEAD ~ The truss support structure } is covered with { TAIL ~ a lightweight fiberglass } or hardened fabric skin attached to and fitted on respective rib panel edges forming an airfoil structure
HEAD 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