土体

The computation of earthpressure on a retaining wall is discussed with the horizontal slice method and acombination plane of plane-logarithm spiral curved surface.

给出了土体应力场破坏的力学概念并推导了方程式，并运用水平条分法和平面—对数螺旋面组合滑动面讨论了土压力计算。

Mechanism of soil stabilizer is introduced. In view of the properties of soil stabilizer and different

本文介绍了土体固化剂的研究现状，总结了固化剂的固化机理。

Characteristics of various soils, it is necessary to develop soil stabilizer to specific soil.

针对土体固化剂的特点及各种土质的差异，指出开发应用于特殊土的固化剂是必要的。

In order to study the stability of stratified rock slope in Zhu-Cheng road and its reinforcement method, the potential deformation and slipping mechanism of slope were analyzed using insitu-investigation and stereographic projection analysis method. The numerical calculation model for stratified rock slope was founded with UDEC software. The deformation of rock mass was analyzed in the excavation procedure, and the long-short compound bolt reinforcement structure was proposed according to the deformation failure mode of stratified rock slope.

摘 要：为了研究竹城公路层状岩质边坡的稳定性及防治措施，通过现场调查和赤平投影分析边坡潜在变形滑动机理；利用UDEC软件建立层状边坡数值计算模型，分析开挖过程中岩土体的变形情况；根据变形破坏模式提出层状岩质边坡的长短锚杆交替复合支护结构。

Especially in the processes of frost heave and formation of ice, the function of stress is greatly important.

尤其在土体的冻胀变形和分凝冰的形成过程中，冻胀应力对冻土地区结构物具有不容忽视的影响。

And structural stability ratio has been used to depict structural behaviour.

并且采用结构稳定率来表征土体结构性的强弱。

The deformation and stability of soils are still the two basic questions that the high fill subgrade confronts with.

高填方路基问题所要回答的两大基本问题仍然是土体的变形和稳定。

Fourth, the computation depth of subjacent bed of deep-mixing composite foundation will be analyzed by applying finite element analysis.

用有限元分析搅拌桩复合地基下卧层的计算深度，并通过改变桩长、下卧层土体的变形模量、桩距以及加固区的上部荷载来研究对下卧层计算深度的影响。

A reasonable soil constitutive model is one of the key aspects for the land subsidence simulation.

正确合理的土体本构模型确定是地面沉降模拟的关键之一。

Biotic reclamation of the saline and alkaline land means the direct planting of the salt- enduring plant in salinization land, in conventional irrigation, not to require any subsidiary condition and facilities,in which the soil salinity is retained beyond the root system zone in soil profile.

生物改良盐碱地，指利用耐盐植物直接种植，通过常规灌溉，不需要任何附加条件和设施，将土壤盐分控制在植物根系土层以下的土体中。

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