"the ability of an item under given conditions of use, to be retained in, or restored to, a state in which it can perform a required function, when maintenance is performed under given conditions and using stated procedures and resources.
Effectiveness program программа исследований эксплуатационной технологичности [ремонтопригодности] и надежности «ма,р- кеп» с учетом критерия «стоимость — эффективность»