【摘要】 产品和系统在投入使用之前必须进行寿命估算,以保证它们在寿命期内的服役可靠性。寿命估算的方法有多种,归纳起来可分为以失效机理为基础,或者以失效模式为基础,或者以可靠性技术为基础等三种寿命估算方法。更多还原

【Abstract】 To guarantee the service reliability of the products and systems in thelife period,it is necessary to estimate the service life before they will be used. There are se-varal methods for the life estimation, which can be summed up in the following: based on a failure mechanism or on a failure mode,or on a technique of reliability for different products and systems.更多还原