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- 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。
- Principle and Design of Rough Filtration Plus Slow Sand Filtration Technics 粗滤慢滤组合净水工艺原理与设计
- Disinfection byproducts precursors;haloacetic acid;trihalomethane;slow sand filtration;biodegradation 消毒副产物前质;含卤乙酸;三卤甲烷;慢滤池;生物降解
- slow sand filtration 慢砂滤
- 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。
- 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。
- 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
- Water can be purified by filtration through sand. 水通过沙滤可以变清。
- Relations were slow to normalize after the war. 战后国际正常关系恢复缓慢。
- The beats of the drum were steady and slow. 鼓声平稳而缓慢。
- The slow steady roll of the ship made him sick. 轮船不停地缓慢摇晃使他感到不适。
- A slow theme introduces the first movement. 第一乐章以缓慢的主旋律开始。
- Improvement of quartz sand filtration process for vinegar treatment 石英砂过滤澄清食醋工艺的改进
- Its slow service gave the restaurant a bad name. 这家餐馆因缺乏效率的服务搞得名声很坏。
- Ouch! The sand is so hot! I can burn my feet. 哎哟!沙子这么烫!会烫伤脚的。
- She may be slow but at least she's reliable. 她迟钝是迟钝,但无论如何她很可靠。
- The sand blew into the food and made it gritty. 砂吹进食物中,里边尽是砂子。