On the basis of the understanding of project management and service quality,a system of evaluating indicator of project management results is proposed by using fuzzy comprehensive judgment theory and analytic hierarchy process to constitute a performance evaluation model in order to have a overall evaluation on project.

With the parameters of distance of the target ship, relative bearing, distance of closest point of approach, time to the closest point of approach, speeds ratio and collision angle, the paper proposes a new way for estimating the risk of collisions by applying the comprehensive estimating method of fuzzy mathematics.

Evaluation on seawater quality by fuzzy comprehensive evaluation method in Qingdao dumping area;

Application of fuzzy comprehensive evaluation method for drilling companies' strategic positioning in international operations;

Application of fuzzy comprehensive evaluation to water quality evaluation;

It constructs a fuzzy evaluation model of knowledge management based on neural network.

With fuzzy evaluation theory,then grading of health condition of aerospace propulsion system was confirmed based on maximal membership rule and maximal fatalness rule.

The fuzzy evaluation model of environment security was also built,which was expected to provide a reference to scale security evaluation of high-rise buildings.