| 1. | The soil nitrogen status is a function of the processes of nitrogen fixation, microbial decomposition, nitrification and denitrification . 土壤氮状况是一个固氮、微生物分解、硝酸化和脱氮过程的作用。 |
| 2. | Review on nitrogen and phosphorus removal by the bio - filter 生物滤池脱氮除磷研究进展 |
| 3. | Nitrogen and phosphorus removal in bio - band membrane bioreactor 膜生物反应器脱氮除磷效果 |
| 4. | Nitrogen removal by denitrification from nitrite 亚硝酸盐反硝化脱氮 |
| 5. | Preparation and hydrodenitrogenation capacity of wp - al2o3 catalyst 3催化剂的制备及加氢脱氮性能 |
| 6. | Study on nitrogen removal in constructed wetland of meng qing garden 上海市梦清园芦苇湿地脱氮研究 |
| 7. | New processes of biological phosphorus and nitrogen removal in sewage 污水生物脱氮除磷工艺的新进展 |
| 8. | The effect of temperature on short - cut nitrification denitrification 新工艺中生物脱氮及影响因素研究 |
| 9. | Five - tank integrated system for dephosphorization and denitrification 五箱一体化除磷脱氮工艺中试研究 |
| 10. | Nitrogen and phosphorus removals by hybrid membrane bioreactor 用复合式膜生物反应器脱氮除磷的试验研究 |