土质

目前常用的几种降水方法，对不同土质有着不同的效果。

Ways used to decrease underground water level at present have different results on different soil texture .

最后提出了针对不同土质及不同沉降条件下楔形柔性搭板的设计优化方案。

The designing optimization settlement scheme for wedge-shaped flexible approach slab against different soil texture and subsidence conditions was put forward .

机组人员终于使飞机腹部在跑道土质松软的部分着地。

The crew finally landed the plane on its belly on the soft part of the runway .

进入底土的化学物质会减少，这对土质松软的热带土壤而言尤为重要。

Less chemical gets into the subsoil which is particularly important with the light , tropical soils .

这里的土质很松。

The soil here is very loose .

土质疏松。

The soil is porous .

庄稼收获量的多少与土质和雨量有着密切的关系。

The size of the crop is a function of the quality of the soil and the amount of rainfall .

滥用有机肥料可能会导致土地的土质下降

Misusing organic fertilizer may cause a decrease in the soil 's quality .

ⅠB随着粉土含量的增加而增大，即粉土质砂的应变软化程度随着粉土含量的增加而增加；

Its content is : I. I_B increases with silt content .

土质基坑开挖围护平面钢结构支撑CAD系统的研究

A study on CAD system of foundation pit steely retaining structure

~（15）N在不同土质棉田中的移动

The moving feature of 15 N in cotton field with different soil texture

从而得出在温度梯度作用下，轨道板、CA砂浆、混凝土底座及土质路基所受应力。

So we get the stress of the board , CA mortar , concrete base and soil subgrade in the temperature gradient .

本文用C语言编制了蒙特卡罗法程序以计算可靠指标，并运用该程序对108根不同土质地基抗滑桩和107根不同岩质地基抗滑桩进行了可靠指标的计算。

Then , 108 slide-resistant piles embed in soil foundation and 107 ones embed in rock foundation are computed to express the safety level of piles in form of reliability index .

300m级超高土质心墙坝的长期变形特性研究

Effect of Creep Characteristic of 300m Level High Rockfill Dam with Core Wall

基于Mindlin应变解，推导出土质直坡和斜坡侧向与竖向变形的理论解。

Based on Mindlin strain solution , the theory solution of soil slope displacement is researched .

用FLAC-3D进行土质高边坡稳定性分析

Stability Analysis of Soil Slope by Using FLAC-3D

研究内容是通过在Q4黄土中掺入水泥及石灰进行土质改良。

The main contents in this paper are making Q_4 loess improved through Mingling Cement or Lime .

结果表明，ALE方法能有效分析土质边坡的稳定性问题，适用于岩土工程的弹塑性分析。

The results show that the arbitrary Lagrangian-Eulerian ( ALE ) methods can effectively analyze the stability of soil slopes and be applied to the elastoplasticity analysis of geotechnical engineering .

本文运用5种不同的土石料应力应变模型，对一座高为100m的理想土质心墙坝的施工填筑、库水位升降等过程进行了数学模拟。

In this paper the behaviours of an ideal clay core dam of 100m in height during construction , rising and drawdown of reservoir water level have been simulated by numerical procedure .

针对土质边坡的稳定性问题，提出了利用无网格法中的再生核质点法（RKPM）进行弹塑性分析的方法。

Aiming at the elasto-plastic analysis of soil slope stability , a reproducing kernel particle method ( RKPM ) was put forward .

该地区年平均降水量550～650mm，无霜期约180d，土质为沙壤土。

This region mean annual precipitation was about 550 ~ 650 mm , 180 days frost-proof date and the soil is sandy loam .

并对具有土质、浅埋、双线大跨度以及既有线运营动荷载条件下，依靠监控量测数据分析，论证CRD工法原理、工艺应用于西北类似条件的地下工程施工安全性和可靠性。

By means of the numerical simulation and spot measure , the safety and reliability to use CRD excavation method to building shallow big-span double-line tunnel under existing vibrant train load are tested .

然而土质样品高精度14C年龄测定和可靠的全新世地层年代学是全新世地质灾害研究中一个非常突出且亟待解决的问题，一直困扰着地质灾害事件的深入研究的挑战性问题。

However , high resolution of decades or hundreds years for geological samples and reliable ages of geologic strata chronology are an urgent problem to be resolved which challenges for further studies of geological disaster events .

本文通过探索性的研究SPP（SulphonatedPetroleumProducts，石油磺化制品）类液体稳定剂对土质的加固机理，探讨从通过充分利用土的原有成分而在土细观结构平台上对土质进行加固的途径。

The reinforce mechanism of SPP ( Sulphonated Petroleum Products ) liquid stabilizer is researched and the method on which soil could be reinforced on the platform of soil mini-structure by making the most of soil inhere component was discussed . It 's investigated by the tests of CEC .

并由此引入代表土质特性的特征参数β值，同时借助于Reese和其它粘土地区试桩资料，建立了桩侧极限土抗力的计算公式。

Therefore , the β value is introduced which represents the soil charateristics , and with the aid of field testing results of Reese and other clay areas , the formula of limit soil resistance is established .

病区多为河湖相和滨海相沉积，粘土、粘土质淤泥和有机淤泥层发育，为富含有机质的还原环境，地下水中砷的含量一般为0.2～0.6mg／L。

The arseniasis areas are mostly deposits of river and limnetic facies or marine bed with clay , clayey and organic mud , and belong to environment with rich organic matter .

断层错动50cm对坝体包括坝壳和土质心墙本身不构成威胁，但将导致断层附近的混凝土防渗墙局部破坏。

If the dislocation is limited with 50 cm , it will not induce the failure of the dam itself , but will result in the local damage of the concrete cut-off wall nearby the fault .

试验结果表明，排污影响了南汇边滩湿地污水处理系统的水质和土质，尤其是对水体中的NH4+-N含量、土壤中的TKN和TP含量影响最大，对植物生长状况未造成明显影响。

Tests showed that wastewater discharge affected water quality and soil quality , especially on NH_4 ~ + - N concentration of the water , TKN and TP concentration of the soil , in a wastewater treatment wetland ecosystem at Nanhui beach , estuary of Yangtze River .

土质参数对地面变形影响较大。

The parameters of soil exerted great influence on surface deformation .

稀土氧化物对粘土质耐火制品性能的影响

Influence of rare earth oxide on fireclay refractory per for mance