The Wells location issue in a productive formation is an important aspect of the effective field development.

生产层中井位问题是有效油田开发的一个重要方面。

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The formation-evolution model of each type of U-productive basin has been established and recognition criteria have been proposed.

对每类产铀盆地的形成演化模式进行了界定并归纳出其鉴别标志。

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Qianjiang Formation reservoir is the most important productive series in Jianghan Salt Lake Basin.

潜江组储层是江汉盐湖盆地最重要的产油层系。

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Offensive coordinator Tony Sparano didn't know how to use him effectively, and Tebow wasn't particularly productive when he got his few snaps in the wildcat-style formation.

WSJ: Tebow vows 'great attitude' at Jets workouts