The application of leading pile wall to the foundation pit of soft soil braced by soil nails expands the application range of soil nail bracing technique.

超前桩墙在软弱土基坑土钉支护中的应用，扩展了土钉支护技术的适用范围，但国内外对其作用机理的研究甚少。

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Abstract: : in the karst area bridge pile foundation construction in karst, often encounter difficulty, leading to pile foundation construction.

摘要：在岩溶地区进行桥梁桩基础施工中，经常会遇到溶洞，导致桩基础施工难度加大。

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It may be that genetic mutations can accumulate without actually leading to a disorder, until, perhaps, they are triggered by an environmental factor or pile up enough to reach a critical mass.

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These cells pile up on the surface of the skin when the body cannot shed them fast enough, leading to unsightly patches of raised red skin covered by a flaky white build-up.

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