Alexandrov A.F., Vavilin K.V., Kralkina E.A., Pavlov V.B., Rukhadze A.A.

V.V. Prasitsky - Dr.Sc. (Eng.), Professor, Kaluga Branch, Bauman MSTU E-mail: sintel40@yandex.ru Kyaw Zay - Post-graduate Student, Kaluga Branch, Bauman MSTU E-mail: kyawzay49@gmail.com