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