| Abstract | 第5-6页 |
| 摘要 | 第7-14页 |
| 1. Introduction | 第14-35页 |
| 1.1 Research Background | 第14-18页 |
| 1.2 Review of Literature | 第18-22页 |
| 1.2.1 Small-scale domestic wastewater treatment system (Johkasou) | 第18-20页 |
| 1.2.2 Tandoku johkasou | 第20-22页 |
| 1.2.2.1 Gappei johkasou | 第20-22页 |
| 1.3 Prior researches on Johkasou | 第22-25页 |
| 1.4 Research Significance | 第25-32页 |
| 1.4.1 Current Situation and Development of Wastewater treatment in China | 第27-28页 |
| 1.4.2 Rural sewage treatment technology in China | 第28-32页 |
| 1.5 Aims and Objectives of the Study | 第32-35页 |
| 1.5.1 General aim of the study | 第32页 |
| 1.5.2 Particular Objectives of the study | 第32-34页 |
| 1.5.3 Structure of Thesis | 第34-35页 |
| 2. Characteristics of Domestic Wastewater | 第35-51页 |
| 2.1 Introduction | 第35-37页 |
| 2.2 Materials and Methods | 第37-43页 |
| 2.2.1 Site Description | 第37-38页 |
| 2.2.2 Water Sample Collection | 第38-39页 |
| 2.2.3 Experimental setup | 第39-40页 |
| 2.2.4 Analytical Methods | 第40-42页 |
| 2.2.5 Statistical analysis | 第42-43页 |
| 2.3 Results and Discussion | 第43-49页 |
| 2.3.1 TP concentration in domestic wastewater within four seasons | 第43-45页 |
| 2.3.2 NH_3-N Concentration in Domestic wastewater within four seasons | 第45-46页 |
| 2.3.3 TN Concentration in Domestic wastewater within four seasons | 第46-48页 |
| 2.3.4 COD Concentration in Domestic wastewater within four seasons | 第48-49页 |
| 2.4 Summary | 第49-51页 |
| 3. Efficiency of "Johkasou" Domestic wastewater Treatment Plant | 第51-64页 |
| 3.1 Introduction | 第51-53页 |
| 3.3 Results and Discussion | 第53-62页 |
| 3.3.1 TP Removal Efficiency by Treatment Plant "Johkasou" | 第53-56页 |
| 3.3.2 NH3-N Removal efficiency by domestic wastewater treatment plant johkasou | 第56-57页 |
| 3.3.3 TN Removal efficiency by domestic wastewater treatment plant johkasou | 第57-59页 |
| 3.3.4 COD Removal efficiency by domestic wastewater treatment plant johkasou | 第59-62页 |
| 3.4 Summary | 第62-64页 |
| 4. Treatment Process of Wastewater Purification system johkasou | 第64-76页 |
| 4.1 Introduction | 第64-66页 |
| 4.2 Materials and Methods | 第66-67页 |
| 4.2.1 Site Description | 第66页 |
| 4.2.2 Water Sample Collection | 第66-67页 |
| 4.3 Results and Discussion | 第67-73页 |
| 4.3.1 TP Removal efficiency by domestic wastewater treatment plant johkasou by compartmet | 第67-68页 |
| 4.3.2 Removal efficiency of NH3-N by domestic wastewater treatment plant johkasou by compartment | 第68-70页 |
| 4.3.3 Removal efficiency of TN by domestic wastewater treatment System johkasou by compartmet | 第70-71页 |
| 4.3.4 Removal efficiency of COD by domestic wastewater treatment System johkasou by compartment | 第71-73页 |
| 4.4 Summary | 第73-74页 |
| 4.5 Economic Assessment of Treatment Plant "Johkasou" | 第74-76页 |
| 4.5.1 Repairing and running | 第74-76页 |
| Conclusions | 第76-79页 |
| Suggestions and-Recommendations | 第78-79页 |
| Acknowledgement | 第79-81页 |
| Reference | 第81-85页 |
| Appendix-A | 第85-86页 |
| Appendix-B | 第86-90页 |
