单词BATF
网络: 火器管理局；巴德富；火器局
Standard Test Method for Measuring Moment of Inertia and Center of Percussion of a Baseball or Softball BatF
测定棒球或垒球棒的转动惯量和冲击中心的测试方法
BATF Bureau of Alcohol, Tobacco and Firearms (U. S. Department of Treasury)
酒、烟和枪支局（美国财政部）