J.M. Zhukova - Ph. D. (Eng.), Associate Professor, Kaluga branch of the Bauman MSTU. E-mail: zjuliam@hotmail.com M.A. Smelzov - Ph. D. (Eng.), Associate Professor, Deputy chief technologist, JSC «Voskhod»-KRLZ (g. Kaluga). E-mail: fn2kf@list.ru A.W. Chelenko - Senior Lecturer, Kaluga branch of the Bauman MSTU. E-mail: fn2kf@list.ru