{HEAD ~ This particulate matter reducing apparatus} 10 is provided to burn and reduce particulate matter in an exhaust gas 1 of {TAIL ~ a diesel engine} while collecting the PM on each filter 11 at a low collection rate of 50% or less in total 
{ HEAD ~ This particulate matter reducing apparatus } 10 is provided to burn and reduce particulate matter in an exhaust gas 1 of { TAIL ~ a diesel engine } while collecting the PM on each filter 11 at a low collection rate of 50 % or less in total
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