The US Geological Survey estimated in 2008 that the Arctic was likely to hold 30% of the world's recoverable, but yet to be discovered, gas and 13% of its oil.
美国地质调查局曾在2008年做出预测，北极很可能占有全球30%和13%可采而未被发现的石油和天然气。
The Arctic holds one-fifth of the world’s undiscovered, recoverable oil and natural gas, the United States Geological Survey estimates.
美国地质调查局估计，北极拥有五分之一全世界未被发现的，可开采的石油和天然气。
And much of the CO2 that causes this problem derives from oil and gas made less scarce by the reserves now recoverable from below it.
引起这个问题的大部分二氧化碳是从石油和天然气中产生的，而从海底重新得到的能源储备也是的它们不再那么稀缺了。
Based on statistical development data of large oil and gas fields, a simple model for predicting production, cumulative production, and recoverable reserves is developed.
基于大量油气田开发的实际资料，建立了预测油气田产量、累积产量和可采储量的简单模型。
But how to predict and calculate net gas and condensate oil recoverable reserve, there is no practical and convenient method so far in home.
但如何预测和计算凝析气藏中的干气和凝析油可采储量，目前国内尚没有较为全面、实用、便捷的测算方法。
Rayleigh model can be used to forecast production, cumulative production, recoverable reserves, maximum annual production and its corresponding time and cumulative production of oil and gas fields.
瑞利模型可用于预测油气田的产量、累积产量、可采储量、最高年产量及其相应的开发时间和累积产量。
At present, the areas of low degree of prospecting are paid much attention to for insufficient recoverable backup reserves during exploration and development of oil-gas resources.
目前中国油气资源勘探和开发面临后备可采储量不足，低勘探程度区域受到重视。
Based on the production decline method in petroleum reservoir engineering, a new method to predict recoverable and remaining recoverable reserves of oil and gas fields has been proposed in this paper.
基于油气藏工程中的产量递减法，提出了预测油气田可采储量和剩余可采储量的新方法。
These include all the oil and gas in the reservoir, combining both the recoverable and non-recoverable portions.
指油气藏中全部的油气，可采的和不可采的部分都加在一起。
This equation can either predict index during the whole developing stage of oil and gas field, or predict relatively accurately the recoverable reserve.
方程既可以用来预测油气田整个开发阶段的指标，又可以比较准确的测算油气田的可采储量。
This paper has calculated recoverable reserves and recovery rate of THN1 condensate gas reservoir based on a new increase curve of predicting oil field development indexes and water-drive type curves.
利用油田开发指标预测的增长曲线和水驱曲线分别对THN1凝析气藏的可采储量与采收率进行了计算。
Production decline method is an important technology to estimate the recoverable reserves of oil, gas and condensate reservoirs.
第二，产量递减是预测凝析气田可采储量的重要方法。
Production decline method is an important technology to estimate the recoverable reserves of oil, gas and condensate reservoirs.
第二，产量递减是预测凝析气田可采储量的重要方法。
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