Pull-out failure is the main damage form of round thread casing connections.

连接接头滑脱失效是圆螺纹套管损坏的主要形式。

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Pull-out failure is the main damage form of round thread casing connections.

粘扣是套管接头的失效形式之一，它发生在套管上扣操作过程中的螺纹处。

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Then the stress distribution of anchored rock mass with partial pull-out failure is analyzed based on the maximum shear stress criterion.

基于最大剪应力破坏准则，分析了局部脱粘破坏锚固体的应力分布。

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