An enhanced oil recovery process in which water mixed with chemicals is injected into a depleted oil reservoir.

将混有化学剂的水注入衰竭油藏的一种强化采油过程。

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An enhanced oil recovery technique in which an inert gas such as carbon dioxide or nitrogen is injected into a depleted oil reservoir.

向衰竭油层注入惰性气体(二氧化碳或氮气)的一种强化采油法。

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