Assuming no slippage occurred on the interface between pile and soil, an equivalent equation of displacement coordination is obtained to constitute a new method calculating settlement of single pile.
在假定桩土接触面不产生滑移的条件下，确定在桩基础沉降过程中与能量守恒定律等效的位移协调方程，并在此基础上建立了一种新的单桩沉降计算方法。
Based on the wave equation in unsaturated soil, the dynamic response of a pile under transient torsional loading was theoretically investigated.
基于己建立的非饱和土中的波动方程，研究了瞬间扭转荷载作用下桩的动力响应问题。
Secondly, with using the design of pile foundation by M-method, the stiffness equation of pile under the interaction of piles and soils is derived.
其次，桩基与土的相互作用按弹性桩的线性地基反力假设法中的m法计算，推导出了桩土相互作用下桩基单元刚度方程；
This paper first illustrates the control system of hydraulic pile divers, establishes the differential equation of the hydraulic servo and determines the transfer function.
阐述液压桩机的控制系统；建立液压伺服机构的微分方程和导出传递函数。
Analyzed the stress-strain relation of pile and soil by the stress ratio, deduced the vertical deformation and harmony equation, introduced the analysis means of deformation and stabilization.
并以桩土应力比为纽带分析桩与桩间土体中应力应变的关系，确定桩体复合地基的竖向变形协调方程，介绍了复合地基的变形与稳定性分析方法。
Wave equation analyses have been widely used in the design and construction of pile foundation of offshore platforms in many countries.
近海石油平台的桩基设计与施工中，国际上业已广泛应用波动方程分析。
In the governing equation of numerical simulation, factors of resistance considering effects of pile or pile group were applied.
并提出在数值模拟控制方程中，如何考虑加入桩(群)影响的阻力项。
The dynamic response of the soil-pile system was yielded by numerical solution of the integral equation.
对积分方程的数值求解可得桩在瑞利波作用下的动力响应。
Regarding the static pressure pile production process's in quality control, has given the quality control equation separately in view of the different quality assurance rate.
对于静压桩生产过程中的质量控制，针对不同质量保证率分别给出了质量控制方程。
The equation of earthquake response for the system of TV tower-pile foundation interaction is derived, and its order is reduced.
推导了电视塔-桩基相互作用体系的地震反应方程，并对方程的阶数进行了缩减；
After the numerical solution of the integral equation, the dynamic response of the pile subject to harmonic horizontal load can be obtained.
通过数值求解所得的积分方程，得到单桩在水平简谐载荷作用下的动力响应。
After the numerical solution of the integral equation, the dynamic response of the pile subject to harmonic horizontal load can be obtained.
通过数值求解所得的积分方程，得到单桩在水平简谐载荷作用下的动力响应。
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