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1·It can also be used to calculate recoverable reserves according to the extreme oil steam ratio in this period.

又可根据蒸汽吞吐阶段的极限油汽比，计算该阶段的可采储量。

2·To improve crude oil recovery and increase economic recoverable reserves, we have to convert to steam flooding.

为进一步提高油藏采收率，增加经济可采储量，有必要转换。

3·It can be used for prediction of production, cumulative production and recoverable reserves in depletion stage.

它可以用于预测油气田递减阶段的产量、累积产量和可采储量。

4·With 174 billion barrels of recoverable reserves, Alberta's oil sands rank second in the world after Saudi Arabia.

艾伯塔省油砂拥有1740亿桶的可开采储量，仅排在沙特阿拉伯之后位列世界第二。

5·At present, the gas reservoir produces stably and recoverable reserves is enhanced to reveal favourable prospects.

目前，气藏生产稳定，可采储量增加，展示了良好的开发前景。

6·Moreover, using porosity changing formula can calculate the rock elastic recoverable reserves and elastic recovery.

此外，用孔隙度变化公式还可以计算岩石弹性可采储量和弹性采收率。

7·Horizontal well is favour of enhancing production, and can increase the recoverable reserves or enhance oil recovery.

水平井既有利于提高产量，又可增加可采储量或提高采收率。

8·Purpose To determine oil recovery factor and recoverable reserves of heavy oil reservoir developed by steam injection.

目的确定稠油油藏注蒸汽开发的原油采收率和可采储量。

9·This model can be used not only in the oilfield recoverable reserves prediction, but also in medium-long term oilfield planning.

该模型既可以应用于预测油田可采储量，也可应用于油田中长期规划。

10·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。