Ключевые слова: analyze, analyzer, appliances, bit, borehole, borer, carbide, chisel, construction, core, cutter, cutting, density, diamond, drill, earth, engineering, equipment, exploration, field, geology, geotechnical, industrial, industry, installation, iron, machine, metal, meter, panning, part, sample, sharp, soil, steel, studying, technician, technology, test, tube,