TY JOUR TI THE ISSUE OF STUDYING THE RELIABILITY OF PRECESSION MATERIALS FOR INDUSTRIAL MEASURING EQUIPMENT KW materials science KW precession part KW nanotechnology method KW mechanical engineering KW metrological measurements JO Transport engineering AU Suleymanova, N.. AU Mustafaeva, N.. AU Gulieva, H.. PY 2026 IS 2026 PB Bryansk State Technical University