Factor of modernization - is the ratio of the upgraded equipment units to the total number of this type of equipment. Coefficient of wear - is the ratio of the sum of depreciation of equipment to the value of the equipment at the end of the year. Coefficient update - is the ratio of the value of newly received equipment for the year to the cost of this type of equipment at the end of the year. the technical condition of the equipment allows the analysis of his plan to make primary replacement or modernization. The analysis should pay attention to the introduction of new equipment, particularly automated. industrial automation ratio is defined as the ratio of used automated equipment to the total amount thereof. For comparison, this ratio must be numbered for a number of periods.