Because maintain frequency to reduce, because this still can reduce applied cost.

Water-flooding can improve oil production and factor.

油田注水开采能够增加原油产量和提高采收率.

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The recovery of CO _ 2 injection core displacement is 48.15 % at 22.64 MPa.

芳48断块岩心在22.64MPa下注CO_2采收率为48.15%.

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Crosslinked polymer injection is an increasingly mature technique of tertiary EOR.

注交联聚合物提高采收率是一项日益成熟的三次采油技术.

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Its successful development is benefit for enhancing production rate and oil recovery.

该产品的研制对提高油田的开采速度和采收率具有很大意义.

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Core displacement experiment shows that microbial flooding can improve recovery by 10 %.

岩心驱替实验表明,微生物驱比水驱提高采收率10%左右.

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Parallelflow can improve the oil recovery 19.15 % at most.

双并联调剖驱油时采收率增幅最高可达19.15%.

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Now air injection into light oil for EOR has received more attention.

目前注空气提高轻质原油采收率受到广泛的关注.

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Come 20 years countrywide recovery ratio is shown reduce a current.

20年来全国采收率呈降低趋势.

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Air injection is a promising and proven technology as for EOR process.

注空气提高原油采收率是一种很有前景的开发技术.

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The ultimate recovery depends on the complexity of the reservoir.

原油的最终采收率取决于油藏的复杂程度.

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The success of such films is measured simply on theirprofit margin.

这类片子是否成功完全是根据其利润率来衡量的.

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The goal of the company is to increase revenue by 10 %.

这家公司的目标是将其年利润率提高10%.

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High burning heat ratio and low gas consumption.

燃烧热效率高且耗气量少.

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The major factors is excess air and flue gas temperature.

影响注汽锅炉运行热效率的主要因素是排烟温度和空气系数,测算分析表明,大部分注汽锅炉二者均超标.

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Both can satisfy and improve the efficiency and power of engines.

二者均能满足并提高发动机的热效率和功率.

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The proportion of the population was going down in the past few years.

在过去的几年里人口出生率在下降.

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After the war there was a bulge in the birth-rate.

战后出生率激增.

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The graph shows a bulge in the birth rate.

图表显示出生率的暴增.

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At what slope should you hit the ball?

我们出杆方向的斜率该是多少 呢 ?

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Determine the slope of the line passing through each pair of points.

请确定通过任意两点的直线的斜率.

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