Kniga posvyashchena izucheniyu nelineynykh rezonansov v sistemakh s blizkimi znacheniyami sobstvennykh chastot kolebaniy v dvukh ortogonal'nykh ploskostyakh. V takikh sistemakh prisutstvuet nelineynoe vzaimodeystvie mezhdu formami kolebaniy, kharakternymi osobennostyami yavlyayutsya neodnoznachnost' resheniy, sryvy amplitud v rezonansnoy zone, zatyagivanie kolebaniy po chastote i drugie nelineynye effekty. Kniga sostoit iz vvedeniya i shesti glav. Pervaya glava posvyashchena obzoru literatury po rezonansnym yavleniyam v nelineynykh sistemakh. Vo vtoroy glave rassmatrivaetsya zadacha o prostranstvennykh nelineynykh kolebaniyakh niti s natyazhnym ustroystvom, imeyushchaya prikladnoe znachenie dlya tekstil'noy promyshlennosti. V tret'ey glave issleduyutsya nelineynye kolebaniya sterzhnya s blizkimi znacheniyami sobstvennykh chastot izgibnykh kolebaniy v dvukh ortogonal'nykh ploskostyakh. Sleduyushchie glavy posvyashcheny tekhnicheskomu prilozheniyu poluchennykh rezul'tatov. V chetvertoy glave rassmatrivayutsya kolebaniya bashenno-strelovogo oborudovaniya pod"emnogo krana KST-7. Pyataya glava posvyashchena voprosam vibratsionnoy diagnostiki val'tsovochnykh soedineniy. V shestoy glave issleduyutsya kolebaniya shneka buril'noy mashiny MRK-800.