因此，深入探讨夯扩桩破坏模式，夯扩桩承载机理以及其设计计算理论和方法等具有重要的工程意义及潜在的经济效益。
Thus it is significant in engineering application and latent economy benefit to study the destruction model, compaction mechanism and the design theories and methods of rammed expanded pile.
在分析单桩的载荷传递机理、单桩的破坏模式的基础上，重点探讨了单桩沉降的载荷传递法和剪切变形法。
On the basis of load transfer mechanism and destruction patterns of single pile, load transfer method and shearing deformation method for subsidence computing of single pile are mainly discussed.
通过对钢筋与金属套筒之间采用植筋胶粘结的拉伸抗剪试验，探讨了植筋胶的粘结机理和拉伸抗剪破坏模式。
Through pullout tests for shear resistance of the adhesive steel bar in the metal tube, the bond principals and failure modes of adhesives are studied.
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