土的

It is concluded that the method of lime-soil compaction pile to treat collapsible loess can improve the engineering properties of soils, eliminate collapsibility and enhance the bearing capacity of foundation, which can be changed with the space between piles.

试验结果表明，利用灰土挤密桩对湿陷性黄土地基进行处理，能有效地改善桩间土的物理力学特性，并随布桩间距的不同而得到不同的挤密效果，消除黄土的湿陷性，较大幅度地提高地基承载力。

According to Principle of quiescent sedimentation granula analysis, the densimeter method and the piette method are used to get the size grading of fine-grain soil and the errors of two methods are analyzed.

根据静水沉降颗粒分析法计算公式原理，分别采用了常用的密度计法和移液管法求取细颗粒土的粒径级配，分析了两种方法试验误差产生的原因，并证明密度计法较移液管法具有更简便、准确、节能的特点，建议尽量采用密度计法。

Using the result about colliding time in elastic collision theory and the impulse formula explained the relationship between improvement effect and hammer quality, hammer dimension, modulus of elasticity of soil.

运用弹性碰撞理论中关于碰撞时间的计算结果及强夯过程的冲量公式，解释了强夯加固效果与夯锤质量、夯锤尺寸以及土的弹性模量之间的关系。

A new structure of anti-seepage channel which is frost heaving resistant and economical is presented in paper, that puts forward theoretic foundation for construction of anti-seepage channels in frost soil region.

本文通过对季节冻土区防渗渠道冻害情况调查和分析，在总结季节冻土区渠道防渗技术的基础上，分析了土的冻胀机理及特征，研究了渠道冻害成因特点与规律，从结构破坏形式的角度，提出了经济合理且抗冻胀的新型渠道防渗结构型式，从而为季节冻土区防渗渠道建设提供理论依据。

In soil mechanics theory, the soils are regarded as continua as a rule after the substance morphology is fallen into gaseity, liquid and solid. Now the continuum theory is used in most of numerical methods.

尽管连续介质的假设与实际情况不相符合，目前大多的数值计算方法都是用连续介质力学的思路去分析和研究土的力学性状。

On the basis of introducing the construction techniques and quality control of anchor-pole supporting technology in deep foundation pit excavation engineering,it is proved by field test that anchor-pole supporting in foundation pit is reasonable and economical,meanwhile,using suspended net gunite can ensure the stability of the soil among piles,so the technique is worth spreading.

在介绍锚杆支护技术在深基坑开挖工程中的施工工艺及质量控制的基础上，通过现场测试说明用锚杆作基坑支护既经济又合理，同时，挂网喷浆还能解决桩间土的稳定问题，是一项值得推广的技术措施。

Previous researches of pile group loaded laterally are carried out mainly by experimental and theoretical analysis.

随着计算技术和土的本构理论的发展以及微机性能的改善，数值分析方法逐渐成为一种应用广泛的研究方法。

However, partial red clay has swell-shrink characteristics that do harm to engineering, some partial has soft characteristic as low strength, high compressibility, and some partial has size fraction like mixed soil.

但是，红粘土的工程性质及其指标变化范围很大，还有一部分红粘土具有对工程产生危害的胀缩性，部分红粘土具有低强度，高压缩性的软弱特性，还有一部分具有混合土的特点。

Through a plenty of data of compressal tests with a lot of samples which are different in moisture content and voids ratio , the relation between pressure,moisture content, cavity ratio and pressural modulus is disclosed in the paper,a table that is suitable for xian district is also made based on the data .

增湿变形是在压力作用下变形达到稳定后由于含水量增大而产生的附加变形，黄土地基可因水管漏水、建筑物排水不畅、地下水位上升等原因引起地基土的增湿，计算增湿变形的关键是研究土体含水量变化后引起的模量变化。

The fertility of YEYIN DI soil is higher, its total biomass increase most, but increasing rate is lower, only 55.12%; LIU SHABAN soil is reverse, increasing rate achieve 75.20%.

土壤状况对肥料的有效利用也有很大的影响，夜阴地土壤肥力较高，总生物量的增产值最高，但其增产率最低，为55.12％；而流砂板土的土壤肥力最低，总生物量增产值最低而增产率最高，为75.20％。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。