Longitudinal vibration of an integral pile in an uniform soil with end bearing boundary or elastic bottom boundary undergoing vertical harmonic load is theoretically investigated.
分别对均质土中完整端承桩和弹性支承桩在垂直谐和激振力作用下的纵向振动特性进行了研究。
According to the ultimate bearing capacity control method, the effective length of a cement-mixed pile is calculated with the linear elastic-plastic load transfer function.
采用线弹塑性荷载传递函数，按极限承载力控制法确定水泥搅拌桩的有效桩长。
The formula of bearing capacity and differential settlement between pile and soil is proposed on the base of elastic theory.
推导出了基于弹性理论的承载力与桩土沉降差公式。
The results indicate that not only is rock limit bearing capacity affected by elastic modulus variation, but also there is an optimal value between elastic modulus of the bridge pile and that of rock.
试验结果表明桥墩混凝土的弹性模量变化不但影响基岩承载力，而且桥墩弹性模量与基岩弹性模量之间存在着某一最佳匹配。
The results indicate that not only is rock limit bearing capacity affected by elastic modulus variation, but also there is an optimal value between elastic modulus of the bridge pile and that of rock.
试验结果表明桥墩混凝土的弹性模量变化不但影响基岩承载力，而且桥墩弹性模量与基岩弹性模量之间存在着某一最佳匹配。
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