The electrode substrate has the fibers of {TAIL ~ the base fusion} bonded at a cross point by {HEAD ~ heat treatment} 
The electrode substrate has the fibers of { TAIL ~ the base fusion } bonded at a cross point by { HEAD ~ heat treatment }
OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD