Sometimes the let-in pipes is broken in Jixi,the break is always in the bends of the let-in pipes which begins to crop up before.
鸡西煤气引入管断裂现象时有发生,其断裂部位多发生在引入管出地前的弯头处,主要是由于地基沉降而引入管安装防沉措施不佳造成。
The Explore to Diver Water to Improve the Water Environment of Guangzhou City;
引水净污技术治理广州城区水环境的探讨
Discussed Shallowly about Sewage Treatment Present Situation in Yinjin Branch Factory
重庆天然气净化总厂引进分厂污水处理现状
The one is wide used for the sterilization of drinking wate mineral water, the water for swimming pool and somefields in oxidation decolor and getting rid of the sapor.
该设备广泛应用于引用纯净水、泉水、池水的消毒杀菌及污废水的氧化脱色除味等领域。
catchment of sewage disposal works
污水处置设施引水区
Press light to discharge waste water and use rinsing to clean it again.
用手轻轻压出污水，再以清水冲净。
Pollution Assessment and Treatment of Slightly Polluted Wastewater in an Oil Refinery: An Experiment;
炼油轻度污染废水的污染评价及净化试验
Wastewater Pumping Station to Apply BENTAX Air Pollution Ion Purifying System for Removal of Odor
污水泵站应用BENTAX空气污染离子净化系统除臭
It requires great efforts to clarify sewage in cities.
净化城市的污水需要很大的努力。
It requires of us great efforts to clarify sewage in cities.
净化城市的污水需要我们很大的努力。
Study on Development of Fast Purifying Device for High Turbidity Sewage;
高浊度污水快速净化装置的开发研究
Study on Multiple Biological Systems for Treatment of Domestic Sewage;
生物组合系统生活污水净化技术研究
Research on Theory and Technology of Municipal Domestic Sewage Purification and Reuse;
城市生活污水净化再用理论技术研究
Experimental Study on NF Membrane Purifying Polluted Groundwater;
纳滤膜净化受污染地下水的试验研究
Study on the Test of Biological Purification for Urban Polluted River Water;
城市河道污染水体生物净化试验研究
Technical Performance of Buried Domestic Sewage Treatment Facility;
埋地式生活污水净化装置的技术性能
Research on Pollutant Dispersion and Self-purification in Harbors
港区污染物扩散及水体自净模拟研究
Study on Ultrafiltration Process for the Treatment of Micropolluted Water
超滤工艺净化微污染原水的试验研究
Research of ecological oxidation ditch for purifying municipal wastewater
生态型氧化沟对生活污水的净化效果