[1] [1] HU J T.Study on reliability evaluation approach based on multivariate degradation measures［J］.Control Engineering of China, 2007, 14(7):77-80.

[2] [2] ZHONG Q H.Reliability analysis approach based on multivariate degradation data［J］.Systems Engineering-Theory & Practice, 2011, 31(3)：544-551.

[3] [3] SHU F H.Application of improved grey relation analysis on the evaluation of quality of molding sand［J］.Foundry Technology, 2007, 28(1):15-18.

[4] [4] DENG A M.Research on reliability technology of high-reliability and long-lifetime products［D］.Changsha:National University of Defense Technology, 2006:26-50.

[5] [5] ZHAO J Y.Study on reliability modeling and applications based on performance Degradation［D］.Changsha:National University of Defense Technology, 2005:18-34.

[6] [6] PENG W.System reliability prediction based on degradation modeling considering field operating stress scenarios［D］.New Jersey:The State University of New Jersey, 2003:78-99.