А.А. Noskov - Post-graduate Student, P.G. Demidov Yaroslavl State University E-mail: noskoff.andrey@gmail.com Е.А. Aminova - Post-graduate Student, P.G. Demidov Yaroslavl State University E-mail: lena@piclab.ru А.L. Priorov - Dr.Sc. (Eng.), Associate Professor, P.G. Demidov Yaroslavl State University E-mail: andcat@yandex.ru