Due to high injection pressure of high concentration polymer solution, reducing injection pressure of high-concentration polymer solution with surfactant has been researched.

针对高浓度聚合物溶液注入压力高的实际情况，开展了表面活性剂降低高浓度聚合物注入压力的研究。

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The anomalies are large in size, and have concentration zoning, concentration centers and high standard deviations as well as high threshold values, associated locally with Mo anomalies.

异常规模可观，具浓度分带，有浓集中心，异常标准离差、衬度值及峰值高，局部还伴生高值钼异常。

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The principal environmental problem of landfill is leachate of which the water quality is complex, with high COD_ (cr) and high heavy metal ion concentration as well as high NH_3-N concentration.

生活垃圾填埋场对环境的主要影响是垃圾渗滤液，其水质复杂多变，具有高COD含量、高重金属离子和高nh_3 - N含量的特点。

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Though Moscow, because of its high cost of living, should contain a high concentration of people who will lose out, in fact the demonstrations never mustered more than a few hundred people.

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It is the process of moving water from an area with a low concentration of dissolved material, such as salt, to a place with a high concentration, by passing through a membrane.

FORBES: Getting Power From Salty Water

"Beer prices have gone up in recent years because of this high concentration, " Baer said Thursday morning.

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