Grey evaluation of operation environment in working faces of a coal mine

摘要

The importance of the operation environment for workers' health and safe production in working faces of a coal mine was pointed out, and the evaluating model of environment in working faces was established with the theory of grey interrelated analysis. Furthermore, the practical evaluating example was given in this paper. The analysis method put forward in the paper provided a new way to the supervises and the evaluations of operation environment in working faces of a coal mine.