Unavailability — can be defined as the probability that an item will not operate correctly at a given time and under specified conditions. It opposes availability.Numerical values associated with the calculation of availability are often awkward, consisting of a… … Wikipedia
простой вследствие ремонтных работ — — [А.С.Гольдберг. Англо русский энергетический словарь. 2006 г.] Тематики энергетика в целом EN repair unavailability … Справочник технического переводчика
High availability — is a system design approach and associated service implementation that ensures a prearranged level of operational performance will be met during a contractual measurement period. Users want their systems, for example wrist watches, hospitals,… … Wikipedia
Availability — For the thermodynamic function availability , in the sense of available useful work, see exergy. For availability as a form of cognitive bias, see availability heuristic. In telecommunications and reliability theory, the term availability has the … Wikipedia
Downtime — For other uses, see Downtime (disambiguation). The term downtime is used to refer to periods when a system is unavailable. Downtime or outage duration refers to a period of time that a system fails to provide or perform its primary function.… … Wikipedia
STS-133 — Mission insignia Mission statistics Mission name STS 133 Space shuttle Discovery … Wikipedia
Microglia — Code TH H2.00.06.2.00004 Microglia are a type of glial cell that are the resident macrophages of the brain and spinal cord, and thus act as the first and main form of active immune defense in the central nervous system (CNS). Microglia constitute … Wikipedia
china — /chuy neuh/, n. 1. a translucent ceramic material, biscuit fired at a high temperature, its glaze fired at a low temperature. 2. any porcelain ware. 3. plates, cups, saucers, etc., collectively. 4. figurines made of porcelain or ceramic material … Universalium
China — /chuy neuh/, n. 1. People s Republic of, a country in E Asia. 1,221,591,778; 3,691,502 sq. mi. (9,560,990 sq. km). Cap.: Beijing. 2. Republic of. Also called Nationalist China. a republic consisting mainly of the island of Taiwan off the SE coast … Universalium
medicine, history of — Introduction the development of the prevention and treatment of disease from prehistoric and ancient times to the 20th century. Medicine and surgery before 1800 Primitive (primitive culture) medicine and folklore Unwritten history is not… … Universalium
PT boat — PT 105 at high speed PT Boats were a variety of motor torpedo boat (hull classification symbol PT , for Patrol Torpedo ), a small, fast vessel used by the United States Navy in World War II to attack larger surface ships. The PT boat squadrons… … Wikipedia