Tarim Ordovician carbonate reservoir is the main target stratum of exploratory area for Tarim Oil Field Company.

塔里木奥陶系碳酸盐岩储层是油田公司油气勘探的重点目的层。

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Xihu Trough is one of important oil - gas exploratory area in the East China Sea and has been provided with rich oil - gas resources through the petroleum exploration of over 25 years.

西湖凹陷油气勘探是东海重点勘探区域之一，二十五年勘探历程已证明该凹陷具有丰富的油气前景。

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The exploration permit allowed Pacific Rim to perform exploratory drilling in the area, which is what caught the attention of local communities.

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