فهرس المقالات Mean time between failures (MTBF) .Redundant repairable systems . Common cause failure (CCF) . Cascading failure . Fuzzy parameters حرية الوصول المقاله صفحة الملخص نص كامل 1 - MTBF evaluation for 2-out-of-3 redundant repairable systems with common cause and cascade failures considering fuzzy rates for failures and repair: a case study of a centrifugal water pumping system Seyed Mohammad Mortazavi Maryam Mohamadi Javid Jouzdani