The field tests show that natural decline rate reduced 3.
矿场试验表明，微生物驱油之后与之前相比，产量自然递减下降了3 。
Coefficient of durability and intensity decline rate will reach 0.9.
耐久性系数与强度下降率之间相关系数达到0.9。
Higher TMP results more rapid flux decline rate and form a more compact cake layer.
高tmp会导致较快的膜渗透通量下降速率，并且形成更加密实的滤饼层。
Unlike Wells designed to pump crude, oil sands don't have the same production decline rate.
因为钻探原油的油井产量是递减的，但含油砂却没有这种产量递减率。
Analysis of production decline rate is an important item in development planning of oil -gas fields.
油气田产量递减率分析是开发规划中的一项重要内容。
There were marked relative relationship between the decline rate of vertebral canal volume and of cross section area (P<0.01).
经统计学处理，椎管容积下降率与椎管横截面积下降率的相关性具有非常显著性意义（P<0 .0 1）。
After implementation, initial production of oil Wells has risen 83.4% on the average, and production decline rate is reduced greatly.
措施实施后油井初产平均提高83.4%，且产量递减率大大降低。
Through improving water drive effects and reducing decline rate, a production pattern has been provided for the high water-cut reservoirs.
为这一类高含水油藏改善水驱油效果，减缓油田递减速度，提高油田采收率提供了开发模式。
A grey predicting model of GM (1, 1) can be established with the accumulated sequence generated by the oil well decline rate before refracturing according to the theory of grey system.
应用灰色系统理论，由油井重复压裂前的递减产量，生成相应的一阶累加序列，由累加序列建立了灰色预测模型GM (1,1)。
It shows that the effects of back pressure on penetration, spray cone Angle, and decline rate of centerline velocity and concentration of the spray are greater than that of fuel injection pressure.
背压对贯穿距离、喷雾锥角、喷雾轴心速度和浓度衰减率的影响均大于启喷压力。
At the current rate of decline, many of the rain forest animals could become extinct in less than 10 years.
按照目前的下降速度，许多雨林动物不到十年就会绝种。
"By following individuals over time," Salthouse said, "we gain insight in cognition changes, and may possibly discover ways to slow the rate of decline."
索尔特豪斯说：“随着时间的推移，我们通过跟踪个体对认知变化有了更深刻的认识，并可能找到延缓认知速度下降的方法。”
Since dolphins rid their bodies of the compounds rapidly once exposure ceases, their mortality rate should decline rapidly if such boat paints are banned.
由于海豚一旦停止接触，它们会迅速地将身体里的化合物清除，所以如果禁止使用这种船用油漆，它们的死亡率就会迅速下降。
The rate of decline, however, "will be gentler than in the US or Europe".
不过，日本报纸的下降速度“会比美国或欧洲要更加缓慢。”
Colombia remains much safer than it was a decade ago, and the murder rate continues to decline.
哥伦比亚比起十年前来是要安全得多了，谋杀率也在持续下降。
And there are reasons to expect the rate of decline to accelerate.
并且有理由预期下跌的速率还会加快。
This was accompanied by a steady decline in the personal saving rate and a rise in household debt relative to income.
这种现象与个人存款利率的稳定下降及家庭债务的相对增加息息相关。
As most of the world's big economies withered the following year, the market shrank by more than 6%, a rate of decline not seen for decades.
随着世界多数主要经济体随后几年经济的衰退，汽车市场缩水大约6%，这在过去的十几年内是从来没有的事情。
Although the progress is notable, the annual rate of decline of 2.3% is less than half of the 5.5% needed to achieve the target.
虽然进展显著，但2.3%的年下降速度远远低于要实现具体目标所需要的每年5.5%。
The March of Dimes said it hopes the decline in the rate of preterm births will be the start of a new trend in improved maternal and infant health.
出生缺陷基金会表示，他们希望这一早产儿比率的下降会是一个母亲和婴儿健康状况改善的开端。
Unit labour costs have fallen at an annualised 2% rate, the steepest cumulative decline since the 1950s.
年化单位劳动力成本增长率跌落到仅有2%，这是自1950年代以来的最急剧的累积下滑。
But more significant is the decline in the death rate, or deaths spread across miles of driving — long division that helps smooth out effects of economic cycles.
不过，死亡率的下降，也就是按英里数计算的死亡人数的下降更为重要，因为这种计算方法有助于消除经济周期的影响。
Merrill Lynch, meanwhile, thinks the IEA underestimates the likely rate of decline.
与此同时，美林证券则认为国际能源署低估了可能出现的产量下降速度。
Competition today is as much about slowing a rate of decline as it is about expanding.
如今的竞争更多的是比资产减少的速度，而不再是扩张的速度。
The rate of cognitive decline among the high-niacin eaters was almost half (44 percent) that of those consuming less niacin.
高烟酸摄入者中认知功能减退的发生率差不多只是低烟酸摄入者的一半（44%）。
In the WHO African Region the rate of decline in child deaths doubled from 2000-2008, compared to the previous decade.
在世卫组织非洲区域，2000年到2008年，儿童死亡减少的速度是之前十年的两倍。
At the same time, Fed policy makers "expect continued moderate growth, a gradual decline in the unemployment rate and subdued inflation over the next several years," Bernanke said.
同时，美联储决策者“期望持续的温和增长，期望在未来的几年中失业率逐渐下降，通货膨胀减弱”，伯南克说。
That is better than geologists had expected a few years ago, but slowing the rate of decline has required efforts worthy of the Iron Man.
这比地质学家数年前的预期要好得多，然而减缓下滑的速度需要不下于铁人的努力。
That points not to a revival but rather to a slower rate of GDP decline in the present quarter (it could scarcely get worse).
这虽然并不意味着经济复苏，但是至少表明这一季度GDP下滑的速度会慢些(它也很难更糟了)。
That points not to a revival but rather to a slower rate of GDP decline in the present quarter (it could scarcely get worse).
这虽然并不意味着经济复苏，但是至少表明这一季度GDP下滑的速度会慢些(它也很难更糟了)。
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