The catalytic material of {TAIL ~ the present invention} can oxidize/burn PM in {HEAD ~ a short period} of time, while suppressing CO emission during the burning of the PM, and can achieve further enhanced NOx conversion performance 
The catalytic material of { TAIL ~ the present invention } can oxidize / burn PM in { HEAD ~ a short period } of time , while suppressing CO emission during the burning of the PM , and can achieve further enhanced NOx conversion performance
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