Limitations of conventional reliability theory were pointed out, and three branches of fuzzy reliability theory were expounded.
指出了常规可靠性理论的局限性，阐述了模糊可靠性理论的三个分支。
The limitations of conventional reliability theory were also pointed out and three branches of fuzzy reliability theory were expounded.
指出了常规可靠性理论的局限性，阐述了模糊可靠性理论的三个分支。
The mean value of work loads on a shaft bearing of swivel and rotary table is determined by basic principles of fuzzy theory, considering the loads' fuzziness and the requirement for reliability.
考虑钻机(水)龙头和转盘主轴承工作载荷的模糊性及可靠性要求，应用模糊数学基本原理求得平均计算载荷，从而计算出主轴承的模糊可靠性寿命。
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