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Security control of air traffic and air navigation aids

emergency preparedness plan of the United States to effectively control air traffic and air navigation aids under emergency conditions

Pronunciation
/sɪˈkjɔːrɪti kənˈtrəʊl əv ɛː ˈtrafɪk ənd ɛː navɪˈɡeɪʃən eɪdz/
/səˈkjʊrədi kənˈtroʊl əv ɛr ˈtræfɪk ænd ɛr ˌnævəˈɡeɪʃən eɪdz/