您要查找的是不是：
- It also summarizes basic principles on biological nitrogen and phosphorous removal as well as some new significant views. 另外,还简略介绍了生物除氮磷的基础理论。
- The paradoxical relationships are inevitably produced because of the different requirements on denitrification and phosphor removal. 就脱氮与除磷而言,由于各自过程的要求不同,二者之间存在一定的矛盾关系。
- Opinions are given on the phosphorous removal technology of “magnetic seed magnetic separatoin” and on the significance of the improvement research of oxidized iron film on the quartz sand surface. 并对磁种-磁分离除磷工艺和石英砂表面氧化铁膜改性研究的意义提出了看法。
- nitrogen and phosphorous removal 脱氮除磷
- biological nutrient and phosphorous removal 生物除磷脱氮
- denitfifieation and phosphorous removal 脱氮除磷
- denitrification and phosphorous removal 脱氮除磷
- denitrifying phosphorous removal process 反硝化除磷
- Denitrifying phosphorous removal 反硝化除磷
- Microbiology and New Technology of Biological Phosphorous Removal 除磷微生物和新型除磷工艺
- Phosphorous Removal by Different Media in Subsurface Flow Constructed Wetlands 潜流人工湿地不同基质除磷研究
- denitrifying phosphorous removing process 反硝化除磷
- Surgical removal of part or all of the uterus. 子宫切除术将子宫的全部或部分通过外科手术切除
- Experimental Study on Phosphorous Removal from Wastewater with Converter Slime 转炉污泥处理含磷废水的实验研究
- Surgical removal of all or part of a lung. 肺切除术，肺部分切除术对整个或部分肺的外科手术切除
- He consented to the removal of the flags. 他同意撤走旗帜。
- Surgical removal of part of the iris of the eye. 虹膜切除术手术切除部分虹膜
- Surgical removal of a nerve or part of a nerve. 神经切除神经或其一部分的外科节除手术
- The emission of light from a phosphor after removal of excitation. 余辉激振停止后的磷光物质所发出的光
- Study on SBR Biological Phosphorous Removing Process SBR生物除磷工艺的研究
