地基

Appling the Terzaghi –Rendulic consolidation theory and the penetrative coefficient equivalently method of the storey of homogeneous ground equivalent with single well consolidation theory, according to the degree of consolidation equivalent principles, it turns the complicated plastics drain board ground into one layer of grounds to simple calculating.

采用太沙基—伦杜立克固结理论，并根据固结度等效原则，采用与单井固结理论等效的成层均质地基等效渗透系数法，从而将复杂的塑料排水板地基转化为无排水板成层地基，达到简化计算的目的。

Furthermore, the effects of amount of filling sand in caisson, base bed width, and the reinforcement depth of foundation on stability of the semi-circular breakwater are analyzed. Compared with adding the base bed width, foundation reinforcement by driving plastic drainage plate is an effective way to improve foundation bearing capacity.

分析了箱内填砂量、基床宽度及地基加固深度对半圆堤稳定性的影响，相对于改变基床宽度，打设塑料排水板对软土地基进行加固是提高软土地基承载能力的有效途径。

The theory can also be used in the computation of thin, medium-thick and thick plate in elastic foundation.

建立了Winkler地基及双参数地基上Mindlin中厚板的无网格法分析理论，将EFGM法、RKPM法、NEM法这三种无网格法应用于Mindlin中厚板弯曲问题，推动了弹性地基上中厚板计算理论的发展。

The solution to elastic foundation and the answers in this paper puts forward the study to elastic foundation theory, and they have important guide meanings to the designs and constructions etc. of plates on freeway、 airport aircraft parking area、 wharf freight shed、 slab—foundations.

本文所述的弹性地基的求解方法及其结果，充实了弹性地基理论的研究，对高速公路路面板、机场停机坪、码头货舱、板式地基的设计和施工等工程实践具有重要的指导意义。

On the basis of detail analyzing the cause and influence factors of the approach slap design, this paper which utilize the flexible ground beam theory and finite element numerical calculation method to calculate the ground reaction、internal force and bending deflection, in each condition of disjoint and undisjoint of the approach slap near the abutment end, with the different ground module and length of the approach slap, achieves some valuable conclusions.

本文在对桥头跳车成因和桥头搭板设计影响因素作了详细的分析基础上，运用弹性地基梁理论和有限元数值计算方法，对桥头搭板在近台端不脱空和脱空时，在不同的地基模量及不同的搭板长度，搭板任意截面的地基反力、内力及挠度大小进行计算，得出了一些有意义的结论。

Combined with the boundary conditions of soil surface under unit impulse excitation,the Green's functions for ground displacements in wavenumber-frequency domain are deduced.The Green's functions obtained are implemented by MATLAB,and their preliminary characteristics are presented via an example.

结合单位脉冲荷载作用下地基土表面的边界条件，推导出波数-频率域内地基土表面位移Green函数的解析解，用Matlab程序语言对理论进行实现并通过算例对地基土表面位移Green函数的特征进行了分析和总结。

Presently, the control of subgrade deformation is carried out by enactiving the allowable value to avoiding or minishing its effects in design stage.

目前对地基变形作用的控制主要是在设计阶段通过设定地基变形的允许值来避免或减小地基变形的作用。

The column hammer impact expanding pile process is the technology rising in more than ten years and widely being applied in the subgrade treatment of the building industry.

0前言柱锤冲扩桩法是近十几年兴起并广泛应用于建筑行业地基处理的技术，它主要借用强夯的原理采用桩的形式与地基土体共同作用形成复合地基。

The article introduces the working mechanism and characteristics of the column hammer impact expanding pile process to reinforce the subgrade and its design calculation method.

在《建筑地基处理技术规范》(JGJ79一2002)中对柱锤冲扩桩法的解释是：&反复将柱状重锤提到高处使其自由落下冲击成孔，然后分层填料夯实形成扩大桩体，与桩间土组成复合地基的地基处理方法&。

Two groups of field tests on original soil and the soil among piles ,three groups of field tests on single pile ,one-pile and three-pile composite foundation have been conducted and the results of the bearing capacity ,as well as the elastic modula of each pile and composite foundation are obtained.It can be seen that soft earth reinforced by cement-soil piles seem to have better appearance in bearing and deforming than original one.

通过桩间土、原状土各两组，单桩，单桩与多桩复合地基各三组的现场静载荷对比试验，获得了各自的容许承载力值，根据P-S曲线计算出的变形模量结果表明，地基经过粉喷处理后，地基力学性质和变形特性得到明显改善，土层的强度和变形模量明显提高。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。