00809naa#a2200205#i#450# EN\\bibl\19493 20240429072806.1 1999-8775 20171218b2017####ek#y0engy0150####ca RU DETECTION OF NATURAL OSCILLATION FREQUENCIES AND COEFFICIENTS OF RELATIVE DAMPING OF DYNAMIC SYSTEM AT MILLING BY METHOD OF OPERATION MODAL ANALYSIS Journal article Bryansk Bryansk State Technical University 2017 10 с. Journal article local Инженерное дело. Техника в целом. Транспорт. 62 Kravchenko Konstantin Yur'evich Kugaevskiy Sergey Semenovich Zhuravlev Mihail Petrovich El'kind Dmitriy Mihaylovich bstu.editorum.ru