长沙理工大学化学与环境工程系本(专)科生毕业设计(论文)开题报告(届)题目:指导教师专业名称班级学生姓名学号年月日目录摘要···························IAbstract·······························II第1章选题依据····················11
1课题来源····································································11
1硫化锑矿的分布状况·····························11
2硫化锑矿的生产及利用现状·············11
2课题背景····································································11
1矿渣状况·························································11
2矿渣危害·························································21
3矿渣治理·························································21
3课题研究目的······················································21
1精细硫磺的性质········································21
2精细硫磺的用途········································21
4课题意义·····································