• 2022-06-27
    已知某品牌双开门冰箱的可靠性指标MTBF=15000h,且该产品失效分布服从指数分布,求(1)产品的失效率____(2)当产品工作时间t=1500h 时,
    可靠度______和累积失效概率函数值_______。
    A: 6.67*10^(-5)/小时,0.905,0.095
    B: 3.67*10^(-5)/小时,0.92,0.08
    C: 5.67*10^(-5)/小时,0.95,0.05
    D: 2.67*10^(-5)/小时,0.96,0.04