Wellbore is linked to formation by perforation tunnels in perforated well.

在射孔井中，井筒仅通过炮眼与周围地层相互作用。

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Critical sanding prediction model with perforated well completion was established using the theory and method of rock mechanics based on rock burst criterion.

以岩石破坏准则为基础，采用岩石力学的理论和方法，建立了射孔完井临界出砂预测模型。

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The negative pressure for under balanced perforating is a key parameter in well perforating design. It can directly influence the productivity and borehole stability of a perforated well.

负压射孔技术的关键参数之一就是负压差的大小，它直接影响油井射孔完成后的产能以及孔眼的稳定性。

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In March the well was actually perforated and flowing when the U.S. DOE made the operator shut it in and move the rig away from the platform, an atypical safety requirement imposed in the wake of the Macondo disaster.

FORBES: McMoRan's Moffett And Partners Refuse to Give Up at Davy Jones 1