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- sand filter blanket 砂滤层
- From there it is pumped up to a sand filter in the conservatory. 水箱里的水再由泵抽到温室里的沙子过滤器里。
- In this circumstance, the sand filter system would filterminimize the radioactivity released to the environment. 同时,砂堆过滤器亦会过滤和减少外泄物质的放射性。
- The existing problem in operation of siphonal sand filter and innovation were introduced. 介绍了虹吸式砂滤器在运行过程中出现的问题及改造措施。
- In the paper,through the experimental study on the system of O3-BAC,we discover that sand filter has the stronger biological effect. 文章通过“臭氧-生物活性炭”中试研究发现,由于预臭氧的充氧和跌水作用,砂滤池有着很强的生物作用,对氨氮,亚硝酸盐氮和有机物有着良好的去除效果。
- BAF (biological aerated filter) process and SF (sand filter) process were utilized in the treatment of micro-polluted water in a refinery. 试验证明:BAF工艺是一种高效的处理方法,适合炼油厂轻污染水的净化处理。
- We main manufacture: dredger, sand pumping vessel, sand filter, transporter, sand selecting equipment, conveyer belt, etc. 公司主要生产：挖沙船、抽沙船、筛沙机、运输船、沙石精选设备、输送带、磁选机、等矿山机械设备。
- Physical stare: The manganese sand filter materials, in different content, are sieved and made of natural manganese sand or manganese. 物理状态：该产品是用天然锰砂或锰矿石做原料，经筛选加工成含量不同的锰砂滤聊。
- The second part contain sand filter model, the model of Globus, module model, the model of OGSA, the computing pond model, the model of CPU, nerve network model. 第二部分说明网格有沙漏模型，Globus模型，组件模型，OGSA模型，计算池模型，CPU模型，神经网络模型。
- A novel combined process of permanganate composite chemical (PPC) preoxidation and BAC - sand filter was studied to remove THMFP by continuous flowing experiments. 通过动态连续流实验考察了高锰酸盐预氧化与生物活性炭-砂滤池工艺对THMFP的去除效果。
- If sand filters are used, they must be cleansed periodically by backwash. 假如使用沙粒过滤器,必须定期以反冲方法清洗沙粒,直至污水变得清澈为止。
- 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。
- It is advisable to let water run at the kitchen's cold water tap first (where the sand filter can be easily cleaned) before using other water taps when supply resumes. 当恢复供水后，建议住户应先开启厨房的冷水喉[因该处水喉沙隔较易拧出清洗]，才使用其他水喉。
- Combined with engineering examples, it introduced the technology characteristics of grease trap, flotation machine, coagulation sedimentation tank and sand filter. 结合工程实例，介绍了隔油池、气浮机、混凝沉淀池及砂滤池工艺特点；
- This paper introduces on the Dutch newly developed XIGA membrane process for treating sand filter backwater, and its module, operating principle, working conditions and economic effect. 介绍了荷兰新近研究成功的适用于处理沙粒过滤器回洗水的XIGA薄膜法,及其参数、工作原理、适用条件和经济效益。
- The sand forms a continuous transgressive blanket. 砂质物构成一个连续的海进盖层。
- If necessary, the sand filter system can regulate the release of radioactive materials from the containment to the environment to avoid containment failure due to overpressurisation. 在必要时砂堆过滤器可控制放射性物质从安全壳向环境释放,以免安全壳因压力过高而失效。
- A sidestream from the de-aeration tower feeds two sand filters and a calcium reactor. 曝气塔两侧中的两侧是砂石过滤器和钙反应堆。
- This includes backwashing the sand filters once a week, but the volume of water change is 2800 gallons! 这包括每星期反复冲洗过滤器一次，且更换体积上有2800加仑的水。
- It will be required to disinfect wells, sand filters, pumps, and piped water systems. 需要用它来对井、沙过滤器、抽水机以及管输水系统进行消毒。
