Meanwhile, the oil and gas industry all over the world is motivated to explore efficacious and economical producedwatertreatment technology.
与此同时，世界石油工业领域正致力于研究开发经济、有效的采油污水处理技术和设备。
2
The deep bed filter is one of the basic units in watertreatment engineering, it plays an important role in the producedwatertreatment of oil field and waste water treatment of refineries.
深层过滤是水处理工程中的基本单元方法，在油田注水处理、石化厂废水治理方面有很重要的地位。
3
Objective To know the quality of drinking waterproduced by deep treatment systems in Guangdong Province.