منابع مشابه
Maintenance Cost Analysis for Replacement Model with Perfect Minimal Repair
With the evolution of technology, the maintenance of sophisticated systems is of concern for system engineers and system designers. The maintenance cost of the system depends in general on the replacement and repair policies. The system replacement may be in a strictly periodic fashion or on a random basis depending upon the maintenance policy. At failure, the repair of the system may be perfor...
متن کاملrepair versus replacement for ischemic mitral regurgitation
background: this study was undertaken to compare the outcome in patients with moderate to severe ischemic mitral regurgitation (imr) undergoing coronary artery bypass grafting (cabg) with either mitral valve repair or mitral valve replacement. methods: between march 2002 and february 2005, 49 consecutive patients (mean age: 62.84±8.42 years; mean euroscore: 10.03±3.12) with coronary artery dise...
متن کاملPercutaneous valve replacement and repair
reater advances in the use of percutaneous techniques for he treatment of coronary artery disease and cardiac nonoronary interventions have occurred during the last few ears. Among them, percutaneous techniques for the treatent of stenotic valvular lesions were developed, and their enefits were demonstrated in the treatment of most paients with pulmonary stenosis, rheumatic mitral stenosis, nd ...
متن کاملPercutaneous Valve Repair and Replacement
Copyright © 2006 American Heart Association. All rights reserved. Print ISSN: 0009-7322. Online 72514 Circulation is published by the American Heart Association. 7272 Greenville Avenue, Dallas, TX DOI: 10.1161/CIRCULATIONAHA.105.60560
متن کاملdecision making model for repair, rebuild or replacement corporate old buses (case study: buses of a military organization)
one of the important issues in the field of organizational decisions is determine the optimal time of use the equipment. managers should take proper decision to repair, rebuild or replace the equipment, so that the greatest benefit and the least cost to the organization. in the military, moving units, items, equipment and manpower, is the part of the logistics system mission. in this regard, th...
متن کاملذخیره در منابع من
با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید
ژورنال
عنوان ژورنال: Advances in Applied Probability
سال: 1990
ISSN: 0001-8678,1475-6064
DOI: 10.1017/s0001867800019728