【摘要】 介绍硫铁矿烧渣的一般特征，再生利用现状和存在问题，提出合理利用和保护资源，维护生态环境。更多还原

【Abstract】 This paper describes the general features of roasted dregs of pyrite,the current situation of recovery and utilization of them including the concerned problems,then gives suggestions on rational use and protection of resources for safeguarding the ecological environment.更多还原