A.V. Lenshin - Dr. Sc. (Eng.), Associate Professor, Professor, MESC «Zhukovsky-Gagarin Air Force Academy» (Voronezh). E-mail: andrey-lenshin@yandex.ru V.V. Lebedev - Post-graduate Student, MESC «Zhukovsky-Gagarin Air Force Academy» (Voronezh). E-mail: vic078@yandex.ru