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在金湖——来安拗陷天长西部地区5口井上使用大钟摆、“满眼”双效防斜钻具取得了成功。本文着重介绍它的结构及使用结果。
In Jinhu - Lai’an depression Tianchang 5 wells in the western use of large pendulum, “eyeful” double-effect anti-oblique drilling has been successful. This article focuses on its structure and use of results.