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- Study on the performance of biological sand filtration as succeeding treatment of biological pretreatment 生物预处理后续工艺中生物砂滤柱的性能研究
- biological sand filtration 生物砂滤
- AFA combinated with sand filtration process has been used for removing phosphorus in secondary effluent. 利用工业废弃物粉煤灰制备活性粉煤灰除磷剂AFA,将AFA与传统的砂滤工艺相结合,用于二级出水中磷的去除。
- This study tries to use upflow rough filtration as the pretreatment for slow sand filtration. 摘要尝试采用上向流粗滤,作为慢滤池的预处理。
- Wool scoring effluent purified by bioflocculation and sand filtration is clear, with total COD?SS removal rate up to 90%. 经生物絮凝处理的洗毛污水,直接经砂滤,总COD、SS去除率可达90%25以上,出水透明。
- This paper presents the recycling process of wastewater scouring feather with method of coagulation deposition and sand filtration in Chengmai Feather Factory. 文中介绍了羽绒废水处理回用工艺,对澄迈羽绒厂精洗废水采用混凝沉淀与砂过滤法进行处理。
- The production and application problems of biological sand filter in treating micro-polluted water were studied in this paper,using the Fuyang River as source water. 本文以滏阳河水为水源,对生物砂滤处理微污染原水生产应用问题进行了理论研究。
- This filtration process was proved to be stable and economical in nearly two years operation.The optimal operation conditions of quartz sand filtration and its backwash were studied. 实验证明了陶瓷膜过滤食醋时前置石英砂预处理工序具有重要的经济价值,同时确定出石英砂过滤和反冲洗的最佳工艺条件。
- sand filtration tube- potassium dichromate 砂滤管--重铬酸钾容量法
- micro-flocculation continuous sand filtration 微絮凝连续过滤
- Keywords wastewater treatment;dining wastewater;sand filtration;immobilization biological activated carbon (IBAC); 废水处理;餐饮废水;砂滤;固定化生物活性炭(IBAC);
- Water can be purified by filtration through sand. 水通过沙滤可以变清。
- Keywords filature wastewater;pressure contact oxidation;sand filtration;biological activated carbon;reuse; 缫丝废水;压力接触氧化;砂滤;生物活性炭;回用;
- Some biological molecules have the form of a helix. 有些生物分子呈螺旋状。
- Keywords Anaerobic Biological catalytic oxydation Airfloatation Sand filtration Active carbon absorbing; 厌氧;生物接触氧化;气浮;砂滤;活性碳吸附;
- Ouch! The sand is so hot! I can burn my feet. 哎哟!沙子这么烫!会烫伤脚的。
- The school has a large biological laboratory. 这所学校有一个很大的生物实验室。
- The sand blew into the food and made it gritty. 砂吹进食物中,里边尽是砂子。
- The children were playing in the sand pit. 孩子们在沙坑中玩耍。
- The tractor has make deep furrow in the loose sand. 曳引机在松软的沙土上留下了深深的车辙。