{HEAD ~ The current} to be transmitted by {TAIL ~ way} of the contact rolls is accordingly lower, even if the same local current density is used 
to be transmitted by
{ HEAD ~ The current } to be transmitted by { TAIL ~ way } of the contact rolls is accordingly lower , even if the same local current density is used
HEAD HEAD HEAD HEAD HEAD HEAD REL REL REL REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH