了解注水波及系数及油层的水淹状况是注水开发油田动态分析的一项重要内容。

What knowing about water injection sweep efficiency and oil layer's water flooded condition is an important content for dynamically analyzing development oilfield by water injection.

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如何有效地控制含水，扩大注水波及体积，提高驱油效率是当前所要急需解决的问题。

How to control water cut, extend swept volume of water injection and enhance oil displacement efficiency is a problem in dire need of settle at this time.

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根据裂缝分布规律，优化了A区注采井网，有效地提高了该油藏产能和注水波及系数。

The flooding pattern of a area is optimized according to the distribution rule of the fractures. Productivity and waterflooded sweep efficiency of this oil reservoir raised effectively.

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