In {TAIL ~ one embodiment} according to the invention, {HEAD ~ the metal matrix composite} has the following composition : 
In
In { TAIL ~ one embodiment } according to the invention , { HEAD ~ the metal matrix composite } has the following composition :
REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH