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- Abstract: The principles and hydraulic feature of suspended-moving simultaneous air water backwashing of filters are presented in this paper. 据文献[1]、[2]报道,悬移式气水同时反冲洗工艺成功地应用于单层滤料、双层滤料及三层滤料的生产试验。
- Filtered water backwash (at 7m3/hr/m2), combined with air-scour (at 55m3/hr/m2) and a cross-wash . 关闭滤后水出口阀门,通过开启冲洗水排放阀降低滤池内的液位。
- Then the air-water backwash filter is adopted to perform grade III deep treatment to the Grade II effluent. 采用气水反冲洗滤池工艺对二级出水进行三级深度处理;
- air water backwashing 气水反冲洗
- Vitamin E and Calendula Ointment is helpful in balancing the elements of air water fire and earth along the skin. 维他命E和金盏草油膏,则有助于平衡皮肤上的气、水火土元素。
- The surface exchanges of methylmercury at air soil and air water were studied by using simulated experiments and field measurements. 通过模拟实验和野外实测,对甲基汞在大气-水和大气-土壤的界面交换进行了初步研究。
- Furthermore, a recent report released that several major Chinese cities are already surrounded by circles of trash in the suburban areas, polluting air, water, and earth. 此外,最近的一则报道显示中国的几个主要城市的郊区几乎都被垃圾所包围,全方位地污染了空气、水源和土地。
- There into, the air grinding machine, air drill and air water pump was awarded Shanghai excellent product and the Science and Technology Awards by CSSC. 气动工具有11个系列40多种产品,其中角向磨光机、气钻以及气动抽水泵等产品分别获得上海市优质产品和中国船舶工业总公司科技成果奖;
- Keywords Delay coking unit;wax oil;automatic backwash filter; 延迟焦化装置;蜡油;自动反冲洗过滤器;
- A filter traps dust from the air. 过滤网可存住空气中的尘埃。
- The static charge inverts the elements of air water fire and earth along with inverse elements of ether, lava, smoke and vapor in the field of all around the television along with the land. 静电负荷反转电视机周围所有的能量场,包括大地的气水火土元素及逆元素以太、熔岩、烟和水蒸气。
- Iron rusts at its exposure to the open air on account of the corrosion made by the destructive chemical attack of a l coming into contact with such media as air,water and moisture. 金属在接触空气、水和湿气等介质时会受到破坏性的化学侵蚀,由于这种腐蚀,铁暴露在露天时要生锈。
- Iron rusts at its exposure to the open air on account of the corrosion made by the destructive chemical attack of a metal coming into contact with such media as air,water and moisture. 金属在接触空气、水和湿气等介质时会受到破坏性的化学侵蚀,由于这种腐蚀,铁暴露在露天时要生锈。
- The application of the backwash filter system in the hydrocracking unit 反冲洗过滤器在加氢裂化装置中的应用
- Air and water are needful for living things. 空气和水是生物不可缺少的东西。
- The air in the garden was warm and fragrant. 花园里的空气一片温馨。
- The archers sent their shafts through the air. 弓箭手向空中射出利箭。
- The goods came by water, not by air. 货物是由水路运来的,不是空运来的。
- Air pressure forces the water through the pipe. 空气压力使水通过管道。
- Modification of Siphon Filter to Air-Water Backwash Filter Controlled by Reversible Valve and without Discharge Trough 虹吸滤池改为无排水槽气水反冲翻板滤池