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Maintenance tools present a difficult problem in the complex support system, for the considerable varieties to be integrated and optimized. In this paper, a maintenance tools category integration method was developed, which minimizes the support burden and costs. In order to obtain the solution, a maintenance tools category integration analysis method and an integrated decision-making method were...
Security is the most basic demand of human being. Every country in the world attaches much importance to the security, especially the public security. One country that wants to obtain continuous, long and stable development must take man as the end, build up the scientific concept of development, and place prominently important emphasis on security. In this paper, we put forward the method, thought...
Whether it is reasonable to define a crisp distance between fuzzy objects is a natural question to us. If the numbers themselves are not certain, how can the distance between them be certain? In this paper, we consider different approaches to compute the distance between fuzzy numbers, and introduce a fuzzy value distance by using graded mean integration representation of trapezoidal fuzzy numbers...
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