TY JOUR TI FEATURES AND DIRECTIONS OF TECHNOLOGICAL MODERNIZATION INDUSTRY OF CONSTRUCTION MATERIALS OF THE ENTERPRISES IN BELGOROD REGION KW technological modernization KW industry of construction materials KW scientific and technical potential KW Belgorod region KW innovations KW indicators JO Bulletin of Belgorod State Technological University named after. V. G. Shukhov AU Klimashevskaya, A.. PY 2017 IS 2 PB Belgorod State Technological University named after V.G. Shukhov