油田注水开采能够增加原油产量和提高采收率。
Water-flooding can improve crude oil production and recovery factor.
即使没有地缘的不稳定因素，用增加原油产量来满足世界急剧增长的需求仍然是个令人畏惧的挑战。
Even without geopolitical instability, increasing oil production to meet the world's growing demand is a daunting challenge.
不过油价升势受限，分析师称，因投资人担心在油价反弹两个月后，美国能源企业再度增加原油产量。
Oil's upside, however, was limited by concerns that U. S. energy companies could ramp up drilling again after a two-month long recovery in crude prices, analysts said.
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