“underbalanced accurate pressure control drilling”的概念、定义、翻译、参考文献-科学参考

单词	underbalanced accurate pressure control drilling
释义	underbalanced accurate pressure control drilling Encyclopedia 工学控压钻井释 underbalanced accurate pressure control drilling欠平衡精细控压钻井控制井底压力与地层压力的差值，保持钻井液循环系统出入口体积流量差在一个稳定范围，最大限度实现发现和保护油气层的目的，同时有效保持井筒稳定的欠平衡钻井技术。
随便看	projection display equipment projection drawing projection effect projection estimate projection formula projection function projection functor projection-grid method projection identification method for the characteristic model projection image projection instrument projectionist projection iteration projection iterative method projection map projection mapping projection matrix projection measurement projection method projection moiré projection morphism projection neuron projection objective projection of a circular cone projection of a curve

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