安全投入评价是为了实现安全发展的目标,运用科学的方法和手段来评价安全投入状况、实现程度和效果,为指导安全投入实践提供决策的依据。安全投入的状况应该由哪些指标来表征以及如何通过这些指标来评估目前的状况,这是一 Safety investment evaluation is to achieve the goal of safety development, using scientific methods and means to evaluate the status of safety investment, to achieve the degree and effectiveness, to guide the practice of safety inputs to provide the basis for decision-making. The indicators of the status of security inputs should be used to characterize and how these metrics can be used to assess the current status. This is a