1. 毕业设计（论文）的内容和要求

课题简介： 随着工农业生产的快速发展和城市建设的不断推进，我国许多地区的地下水受到了不同程度的硝酸盐污染，对人体健康产生了严重的威胁。

硝酸盐易在人体内被还原为亚硝酸盐从而诱发高铁血红蛋白症和多种肿瘤疾病。

离子交换、吸附和电渗析等物理化学处理方法虽然能有效地去除水体中的硝酸盐，但易产生二次污染，增加处理成本。

2. 参考文献

[1] Zhai S, Zhao Y, Ji M, Qi W. Simultaneous removal of nitrate and chromate in groundwater by a spiral fiber based biofilm reactor[J]. Bioresource Technology, 2017,232:278-284. [2] Sahinkaya E, Kilic A. Heterotrophic and elemental-sulfur-based autotrophic denitrification processes for simultaneous nitrate and Cr(VI) reduction[J]. Water Research, 2014,50:278-286. [3] Ren Z, Xu X, Wang X, Gao B, Yue Q, Song W, Zhang L, Wang H. FTIR, Raman, and XPS analysis during phosphate, nitrate and Cr(VI) removal by amine cross-linking biosorbent[J]. Journal of Colloid and Interface Science, 2016,468:313-323. [4] Zhong L, Lai CY, Shi LD, Wang KD, Dai YJ. Nitrate effects on chromate reduction in a methane-based biofilm[J]. Water Research, 2017,115:130-137. [5] Wang Y, Wang D, Yang Q, Zeng G, Li X. Wastewater opportunities for denitrifying anaerobic methane oxidation[J]. Trends in Biotechnology, 2017,35(9):799-802. [6] Yu H, Kashima H, Regan JM, Hussain A, Elbeshbishy E, Lee H. Kinetic study on anaerobic oxidation of methane coupled to denitrification[J]. Enzyme and Microbial Technology, 2017,104:47-55. [7] Reeburgh WS. Methane consumption in Cariaco Trench waters and sediments[J]. Earth and Planetary Science Letters, 1976,28(3):337-344. [8] Raghoebarsing AA, Pol A, van de Pas-Schoonen KT, Smolders AJP, Ettwig KF, Rijpstra WIC, Schouten S, Damst#233; JSS, Op Den Camp HJM, Jetten MSM, Strous M. A microbial consortium couples anaerobic methane oxidation to denitrification[J]. Nature, 2006,440(7086):918-921. [9] Ettwig KF, Butler MK, Le Paslier D, Pelletier E, Mangenot S, Kuypers MMM, Schreiber F, Dutilh BE, Zedelius J, de Beer D, Gloerich J, Wessels HJCT, van Alen T, Luesken F, Wu ML, van de Pas-Schoonen KT, Op Den Camp HJM, Janssen-Megens EM, Francoijs K, Stunnenberg H, Weissenbach J, Jetten MSM, Strous M. Nitrite-driven anaerobic methane oxidation by oxygenic bacteria[J]. Nature, 2010,464(7288):543-548. [10] Lu Y, Fu L, Ding J, Ding Z, Li N, Zeng RJ. Cr(VI) reduction coupled with anaerobic oxidation of methane in a laboratory reactor[J]. Water Research, 2016,102:445-452. [11] Sahinkaya E, Yurtsever A, Akta#351; Ouml;, Ucar D, Wang Z. Sulfur-based autotrophic denitrification of drinking water using a membrane bioreactor[J]. Chemical Engineering Journal, 2015,268:180-186. 等。

3. 毕业设计（论文）进程安排

2019.1.1-2019.1.18 开题报告，收集资料 2019.3.1-2019.3.15 培养甲烷氧化反硝化混合菌 2019.3.16-2019.4.30 研究固态腐殖质、生物炭、腐殖酸等对甲烷氧化反硝化的影响 2019.5.1-2019.5.10 整理分析数据 2019.5.11-2019.5.30 撰写毕业论文