{HEAD ~ An exhaust channel} including a water recovery and recirculation system is defined in {TAIL ~ the base portion} and communicating with the membrane electrode assembly 
is defined in
{ HEAD ~ An exhaust channel } including a water recovery and recirculation system is defined in { TAIL ~ the base portion } and communicating with the membrane electrode assembly
HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH