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····································································11.1.1 硫化锑矿的分布状况·····························11.1.2 硫化锑矿的生产及利用现状·············11.2 课题背景····································································11.2.1 矿渣状况·························································11.2.2 矿渣危害·························································21.2.3 矿渣治理·························································21.3 课题研究目的······················································21.3.1 精细硫磺的性质········································21.3.2 精细硫磺的用途········································21.4 课题意义·································································21.4.1 不溶性硫磺性质········································21.4.2 不溶性硫磺用途········································2第2 章 毕业实习调研报告·············32.1 前言···········...
