An operation method of {HEAD ~ a fuel cell system} mounted on {TAIL ~ a moving object} 3, the method comprising the steps of: 
mounted on
An operation method of { HEAD ~ a fuel cell system } mounted on { TAIL ~ a moving object } 3 , the method comprising the steps of :
OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH