1.
The resolution of the problems in the de-ironing operation of valveless filters enables them to meet the designed capacity, improves their operating stability, and heighten the pass rate of their water quality to or over 98%.
改进无阀滤池在除铁工艺运行过程中存在的问题，使出水量达到设计能力，运行稳定性提高。
2.
The twin valve filters in the Stone Buddha Waterworks in Zhengzhou city have been renovated.
介绍郑州市石佛水厂双阀滤池技术改造的实例。
3.
Problems and solutions of the invertebrates breeding in biological activated carbon filter
生物活性炭滤池中无脊椎动物孳生问题与对策
4.
bacteria bed(s)
细菌滤池; 接触滤池; [pl. ]菌膜过滤层
5.
Air filtering pressure reducing valve, solenoid valve, valve location feedback device, valve gate locator, quick exhaust valce.
空气过滤器减压阀，电磁阀，阀位反馈装置，阀门定位器,快速排气阀。
6.
Community Analysis and Control Technology of Invertebrates in the Biological Activated Carbon (BAC) Filters;
生物活性炭滤池无脊椎动物群落分析及控制技术
7.
Influence of Environmental Factors on Growth of Invertebrates in BAC Filter
环境因子对BAC滤池中无脊椎动物生长的影响研究
8.
Filtration Technology Study of Biological Filter of the New Type of AC Media;
新型AC滤料生物滤池过滤技术研究
9.
Our main products include steel gate valve, globe valve, check valve, ball valves, forged steel flange, pipeline strainer and so on.
主要有：各种材质闸阀、截止阀、止回阀、球阀、法兰及过滤器等。
10.
reservoir element
油池式折皱滤清元件
11.
Specification for design of airwater washing for filter
滤池气水冲洗设计规程
12.
The valve should require no lubrication, and contain no "dead" volumes.
注样阀应无需润滑，阀内要无“死”角。
13.
Experimental Research on Landfill Leachate Treatment by Biofilter
生物滤池处理垃圾渗滤液的实验研究
14.
To clean; remove bottom plug, seat spring, strainer and seat disc.
因此要清洗，拆卸底部塞、阀座弹簧、过滤器和阀座阀瓣。
15.
Yao filter products are licensed, non-liquid pump seals, may idling portable pumps, pump more than 30 other specifications.
现产品有瑶池牌过滤机、无轴封液下泵、可空转手提泵、自吸泵等30多个规格。
16.
Maintenance and fault solving of the valve accusing type battery
阀控式蓄电池的使用维护和故障处理
17.
Talking about the Use and Maintenance of the Valve-control Sealed Accumulator
浅谈阀控式密封蓄电池的使用和维护
18.
Study of Premature Capacity Loss on VRLA Batteries;
阀控铅酸蓄电池早期容量衰减的研究