Innovative technologies for solving the problem of mastering the content of vocational education by future specialists in mining mechanical engineeringNikolay Saigushev, Olga Vedeneeva, Alexander Tsaran, Inessa Kashuba and Anna VedeneevaE3S Web Conf., 208 (2020) 09009DOI: https://doi.org/10.1051/e3sconf/202020809009