2022年7月25日1 分鐘

FM 22-5, DRILL AND CEREMONIES, DEPARTMENT OF THE ARMY (January 1, 1950)

FM 22-5, DRILL AND CEREMONIES, DEPARTMENT OF THE ARMY (January 1, 1950)

FM 22-5, DRILL AND CEREMONIES, DEPARTMENT OF THE ARMY (January 1, 1950)

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