Dielectric ceramic materials with insulated boundaries between crystal grains, and {TAIL ~ process} for {HEAD ~ preparation} 
Dielectric ceramic materials with insulated boundaries between crystal grains , and { TAIL ~ process } for { HEAD ~ preparation }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD