The quantity and distribution of remaining oil are dominated by the type of deposit rhythm, gravity and capillarity force, permeability and water flooding degree.

剩余油的数量、分布情况受油层沉积韵律类型、重力作用、毛管力作用、油层渗透率、水驱强度等多种因素的制约。

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PPG as a new type of immiscible polymer flooding system was studied for the purpose of enhancing the oil recovery of after polymer flooding reservoirs.

针对聚合物驱后油藏缺乏有效提高采收率接替技术的问题，研发了新型非均相聚合物驱油剂PPG产品。

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Numerical simulation and core experiment show that wide molecule weight polymer is recommendable for polymer flooding in the second type reservoir.

数值模拟及岩心实验表明，二类油层聚合物驱油适宜采用宽分子量聚合物驱油，可以获得更好的聚合物驱油效果。

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The Environment Agency said they would protect the town from the type of flooding which devastated nearly 200 homes in 2005 and 2009.

BBC: Aerial photograph of flooding in Keswick

The lawsuit refers to the so-called 100-year flood plain, which maps the area that could be affected by the type of flooding that statistically can be expected to happen once in a century.

MSN: Hotel company accuses government of negligence

Office suites will host startup companies, including one devising a system for cultivating algae as biofuel, another producing a type of pavement that lets rainwater seep into the ground instead of flooding sewers.

WSJ: Great Lakes region pins economic hopes on water