{HEAD ~ An exhaust gas cleaning apparatus} is provided with an exhaust gas particulate filter, an oxidation catalytic converter and {TAIL ~ a regeneration control component} 
is provided with
{ HEAD ~ An exhaust gas cleaning apparatus } is provided with an exhaust gas particulate filter , an oxidation catalytic converter and { TAIL ~ a regeneration control component }
HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL REL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL