| 摘要 | 第1-8页 |
| ABSTRACT | 第8-13页 |
| 1 INTRODUCTION | 第13-17页 |
| ·QUESTIONS FACED IN RESEARCH | 第13-14页 |
| ·PURPOSE AND SIGNIFICANCE | 第14-15页 |
| ·MAIN CONTENTS AND THE ROUTE | 第15-17页 |
| 2 METHODS | 第17-23页 |
| ·SAMPLING | 第17-20页 |
| ·Sampling of the Luan River in wet season | 第17-18页 |
| ·Sampling of the Luan River in dry season | 第18-19页 |
| ·Sampling of the Zhangweinan River | 第19-20页 |
| ·CHEMICALS | 第20-21页 |
| ·SAMPLE EXTRACTION FOR ORGANIC POLLUTANTS | 第21-22页 |
| ·SAMPLE ANALYSES | 第22页 |
| ·ANALYTICAL QUALITY CONTROLS | 第22页 |
| ·DATA PROCESSING | 第22-23页 |
| 3 POLLUTION CHARACTERISTICS AND SOURCE APPORTIONMENT | 第23-51页 |
| ·POLLUTION CHARACTERISTICS AND SOURCE APPORTIONMENT OF PAHS IN THE LUAN RIVER IN WET SEASON | 第23-30页 |
| ·Concentrations, composition profiles and distribution pattern | 第23-28页 |
| ·Source apportionment | 第28-30页 |
| ·POLLUTION CHARACTERISTICS AND SOURCE APPORTIONMENT OF PAHS IN THE LUAN RIVER IN DRY SEASON | 第30-43页 |
| ·Concentrations and composition profiles | 第30-34页 |
| ·Spatial and inter-media distribution pattern | 第34-37页 |
| ·Comparison with other rivers in the world | 第37-40页 |
| ·Source apportionment | 第40-43页 |
| ·POLLUTION CHARACTERISTICS AND SOURCE APPORTIONMENT OF PAHS IN THE ZHANGWEINAN RIVER | 第43-47页 |
| ·Concentrations, composition profiles and distribution pattern | 第43-46页 |
| ·Source apportionment | 第46-47页 |
| ·SUMMARY | 第47-51页 |
| 4 ECOSYSTEM RISK ASSESSMENT | 第51-62页 |
| ·AN IMPROVED ECOSYSTEM RISK ASSESSMENT METHOD | 第51-54页 |
| ·ECOSYSTEM RISK ASSESSMENT OF PAHS IN THE LUAN RIVER IN DRY SEASON | 第54-59页 |
| ·ECOSYSTEM RISK ASSESSMENT OF PAHS IN THE ZHANGWEINAN RIVER | 第59-60页 |
| ·SUMMARY | 第60-62页 |
| 5 CONCLUSIONS AND OUTLOOK | 第62-65页 |
| ·CONCLUSIONS | 第62-63页 |
| ·OUTLOOK | 第63-65页 |
| REFERENCES | 第65-71页 |
| PAPERS | 第71-73页 |
| 致谢 | 第73-74页 |
