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AIT advanced infantry training
BDU basic duty uniform
DBDU desert basic duty uniform
FSN Federal stock number
IAW in accordance with
KO knockout
LBE load-bearing equipment
LCE load-carrying equipment
METL mission-essential task list
MOUT military operations on urban terrain
OPFOR opposing force
OSUT one-station unit training
PT physical training
TKO technical knockout
TSC Training Support Center
U.S. United States

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