The protective encasement may include layers of {HEAD ~ such fabric} surrounding {TAIL ~ a dynamic environment} such as a turbine engine 
surrounding
The protective encasement may include layers of { HEAD ~ such fabric } surrounding { TAIL ~ a dynamic environment } such as a turbine engine
OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH