{HEAD ~ A turbine blade} for a turbine engine having a double wall having {TAIL ~ one or more cavities} forming a cooling system 
{ HEAD ~ A turbine blade } for a turbine engine having a double wall having { TAIL ~ one or more cavities } forming a cooling system
HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH