stable bottom hole pressure 定井底流压
·2,447,543篇论文数据，部分数据来源于NoteExpress
Thus, stable hole, smooth drilling and tripping operations and zero outage time have been obtained in the construction period.
使该井在施工期间，井壁稳定、起下钻井眼畅通，全井事故、复杂时效均为零。
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