土体

The method does not involve the discretization of the soil or piles and it follows the same analysis process and the content of stiffness matrix is just related to the number of pile and soil nodes under foundation cap.

应用该方法不需要划分桩-土体单元，分析中的计算矩阵仅与基础中桩数和筏板下土节点数量相关而与其他变量无关，分析过程简洁通用。

The method does not involve the discretization of the soil or pile s and it follows the same analysis process and the content of stiffuess matrix is just related to the number of pile and soil nodes under foundation cap.

应用该方法不需要划分桩－土体单元，分析中的计算矩阵仅与基础中桩数和筏板下土节点数量相关而与其他变量无关，分析过程简洁通用。

Based on Berezantzer s question for the ultimate bearing capacity of circular foundation and quoting from the theory answer for the ultimate resistance to the soil sliding around a pile,the theory formula of the ultimate bearing capacity increment of the soil under a strip cap with sparse piles due to the resist and strengthenning action of piles is deduced in this paper.

课题的基础上，引用滑动土体绕过桩时所遇到的极限阻滑力的理论解答，导出了复合桩基圆形承台下地基土极限承载力由于桩的遮拦加强作用而提高的理论公式，并给出相应的计算图表。

Based on Prandtl s question and Terzachi,s question for the ultimate bearing capacity of foundation and combined with the theory answer for the ultimate resistance to thesoil sliding around a pile, the theory formula of the serement of the ultimate bearing capacityof the soil under a strip cap with sparse piles due to the resist and strengthenning action ofpiles is deduced in this paper.

在条形地基极限承载力的Prandtl课题和Terzachi课题的基础上，结合滑动土体绕过桩时所遇到的极限阻滑力的理论解答，导出了疏桩承台下地基土极限承载力由于桩的遮拦加强作用而提高的理论公式。

Using linear elastic finite element model for piles and pile cap, elastic-plastic finite element model for piles-surrounding soil under pile cap, linear elastic infinite element model for soil around pile group, and mounting interface element on the pile-soil interfaces, 3-D elastic-plastic finite element method is used to analyzing the pile-soil-cap interaction.

对桩及承台采用线弹性有限元模型，对承台下桩周土采用弹塑性有限元模型，对群桩以外的土体采用线弹性无限元模型，在桩土接触面上设置接触面单元，利用三维弹塑性有限元对桩%D土%D承台相互作用进行了分析。

Because the pipe and soil are two kinds of different materials, the effect of interface is considered by establishing the pipe-soil contact pair prescribed in the program.

由于管道与土体是两种不同的材料，有必要考虑接触面的影响，根据软件中所规定的建立接触面的方法建立管道—海床这一接触对。

The research on dynamic interaction between soil and ship locks with double-hinged soleplate is important and necessary.

对双铰底板式船闸闸室与土体的动力相互作用研究显得十分必要。

According to the relevant datums and field investigations, the paper makes No. 316 national highway in South region as research region to analyze the conditions of inoculating disasters and slope s transform destruction model and draws such conclusions:(1)Many factors such as terrain, geomorphic, lithosome and solum character, geologic structure, neotectonic movement, rainfall condition, groundwater trait, anthropokinetic and so on influence on the study region, which make the geological disasters occurred frequently and generate enormous hazards.(2)The geological disasters have such distribution characteristics: terrain and tectonic make geological disasters development of osculating correlated property, relative concentrate property, packet property, periodic property and so on.

本文首先在搜集相关资料和野外调查的基础上，以陕南316国道公路为重点研究区，全面分析了研究区域内地质灾害的孕灾条件与斜坡变形破坏模式，得到了以下认识：(1)研究路段地质灾害的发生发展主要受控于区内地形地貌、岩土体特性、地质构造与新构造运动、降雨条件、地下水特征及人类工程活动等因素：(2)研究路段发育滑坡、崩塌、泥石流和危险斜坡等四种地质灾害，具有如下的分布特征：地势与构造对地质灾害发育的密切相关性、相对集中性、群发性、周期性等；(3)研究路段斜坡地质灾害主要有六种变形破坏模式分别为：顺层滑动破坏、蠕滑—拉裂变形破坏、弯曲—拉裂—剪断破坏、旋转式滑移—拉裂破坏、楔形体滑动破坏、堆积层沿基岩面的滑动破坏模式，而且斜坡灾害的变形破坏往往是多种模式的组合。

From the forming mechanism of soil arches, they are divided into four types,i. e.directly-forming spandrel, induced-friction spandrel, solum-forming spandrel and spandrel with different bases.

根据土拱的不同形成机制，指出拱脚的存在形式有直接拱脚、摩擦拱脚、土体拱脚及二异拱脚4种。

Based on Blot＇s wave equation, the dynamic response of spherical shell in viscoelastic saturated soil was investigated.

采用Biot波动理论，对黏弹性饱和土体中球壳的动力响应问题进行研究分析。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐