Having discussed the technology of reliability design and evaluation, and suggested an approach of evaluating the reliability based on functionalmargin.
对可靠性设计与评估技术进行了讨论，提出了基于性能裕度的可靠性评定的工程方法。
2
The functional system of the regional tourism has the features in structure, graduation and duality, and has the effects of whirlpool, cask, margin and intensity.