1. 毕业设计（论文）的内容和要求

1.完成文献阅读，撰写文献综述，了解课题相关背景；2.对脱氮硫杆菌营养条件进行实验探究，找出自养与异养的异同； 3.运用包埋法进行细胞固定化处理，筛选比对3-5种不同载体的固定化效果，完善固定化载体的合理配比。

2. 参考文献

[1] Anonymous. Climate change: drop in coal use slows emissions[J]. Nature, 2017, 542(7639):9. [2] Wang B, Yuan X, Han L, et al. Release and bioavailability of heavy metals in three typical mafic tailings under the action of Bacillus mucilaginosus and Thiobacillus ferrooxidans[J]. Environ Earth Sci, 2015, 74: 5087-5096.#8232; [3] Lu X, Li X, Qian J, et al. Synthesis and characterization of CeO2/TiO2 nanotube arrays and enhanced photocatalytic oxidative desulfurization performance[J]. Journal of Alloys and Compounds, 2016, 661: 363-371. [4] Flytzanistephanopoulos M, Sakbodin M, Wang Z. Regenerative adsorption and removal of H2S from hot fuel gas streams by rare earth oxides[J]. Science, 2006, 312(5779):1508-1510. [5] Tao J, Zhang L, Ho K, et al. Impact of PM2.5, chemical compositions on aerosol light scattering in Guangzhou - the largest megacity in South China[J]. Atmospheric Research, 2014, 135-136:48-58. [6] 马利霞. 山西雾霾治理中加强环境监测的意义及对策[J]. 环境与可持续发展, 2017, 42(3):182-183. [7] 宋丹, 李向荣, 吕变喜,贾怀军. 基于供给侧结构性改革视角的山西煤炭产业 结构优化[J]. 中国煤炭, 2017, 43(5):30-33. [8] Wang G, Jia S, Niu X, et al. Total free radical species and oxidation equivalent in polluted air[J]. Science of the Total Environment, 2017, 609:1103.

3. 毕业设计（论文）进程安排

~2019-1-19：完成开题报告，下达任务书及外文翻译； 2019-3~2019-5：进行实验，记录完整的实验数据 2019-5~2019-6：进行数据处理与分析，完成论文撰写 2019-6：准备好答辩材料，完成毕业答辩。