Dual tubing well completion is a new well completion technique, because it requires much more downhole tools and more complicated techniques.

双油管完井所需的井下工具较多，工艺也比较复杂，在我国油田开发中是一项比较新的完井工艺技术。

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Dual tubing well completion is a new well completion technique, because it requires much more downhole tools and more complicated techniques.

双油管完井所需的井下工具较多，工艺也比较复杂，在我国油田开发中是一项比较新的完井工艺技术。

youdao