The present ground stress has important effect in the exploitation of oil field.

现今地应力对油田开发有重要影响。

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Heterogeneity of a reservoir bed has a rather great effect on its exploitation.

油层的非均质性对油藏开采效果影响甚大。

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Heterogeneity of a reservoir bed has a rather great effect on its exploitation.

油层的非均质性对油藏开采效果影响甚大。

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