U.S. Govt.
an independent agency, created in 1975, that promotes safe transportation in the U.S. through accident investigations, studies, and recommendations. Abbr.: NTSB
U.S. Govt.
an independent agency, created in 1975, that promotes safe transportation in the U.S. through accident investigations, studies, and recommendations. Abbr.: NTSB
Random House Webster's Unabridged English dictionary. Полный английский словарь Вебстер - Random House . 2012