Finally, some numerical examples are presented to illustrate how to calculate the reliability and MTTF of a fuzzy random series system, a fuzzy random parallel system and a fuzzy random cold standby system.

• 最后，我们举一些数值例子来说明如何来计算模糊随机不可修串联系统，并联系统和冷贮备系统的可靠度和平均寿命。