In one exemplary practice, autoclaves or vacuum bags may be used to provide {HEAD ~ the pressure} during {TAIL ~ consolidation} 
during
In one exemplary practice , autoclaves or vacuum bags may be used to provide { HEAD ~ the pressure } during { TAIL ~ consolidation }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL