求翻译：在工作业绩方面，针对青海油田的开发，开展了一系列的油田化学方面的攻关研究。2008-2009年由于青海污水回注油田注入水水质30年来长期不达标，使得管线和井下管柱、工具结垢、腐蚀严重，严重影响了油田的正常注水开发，研究了二项油田回注污水水质处理技术，一是高效混凝处理技术，二是电絮凝-悬浮污泥过滤处理技术。是什么意思？

In job performance, with regard to the development of Qinghai oil field, carried out a series of oil chemistry research studies. 2008-2009 As the Qinghai oilfield re-injection of sewage into the water 30 years, long-term non-compliance, making the pipeline and downhole string, tools, scaling and cor

In response, in the performance of the Qinghai oilfield development, a series of oilfield chemical aspects of research studies. 2008 - 2009 by the Qinghai sewage back to note oil field 30 to long-term water quality is not up to standard, makes pipelines and underground pipes Martin, tools, oil field

In the work achievement aspect, in view of the Qinghai oil field development, has carried out a series of oil field chemistry aspect attack research.Because 2008-2009 year the Qinghai sewage reinjection oil field flood water water quality for 30 years do not attain a designated standard for a long t

In terms of performance, Qinghai oilfield development, carried out a series of oilfield chemistry research study. By Yu Qing Hai sewage Reinjection in 2008-2009 oilfield injected water quality in 30 years prolonged reaching, makes the pipeline and underground pipes, tools, scaling, corrosion severe,

In terms of performance, Qinghai oilfield development, carried out a series of oilfield chemistry research study. By Yu Qing Hai sewage Reinjection in 2008-2009 oilfield injected water quality in 30 years prolonged reaching, makes the pipeline and underground pipes, tools, scaling, corrosion severe,