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