medium sand

In the first kind of the medium sand is 76.26 % , 81.40 % and 87.99 % , respectively ;

中砂1分别为76.26%、81.40%、87.99%；

Experimental Study of Medium Sand Reinforced with CFRP

CFRP加筋中砂的试验研究

Experimental Study of Lithology and Nuclear Magnetic Resonance for Medium Sand Rock in Low Resistivity Reservoir

低电阻率油层中孔砂岩岩电及核磁实验研究

Test Study on Relation Between Thaw Collapse Displacement of Medium Sand and Negative Friction of Single Pile

中砂融沉位移与单桩负摩阻力关系的试验研究

For the medium sand system of the low ammonia nitrogen , by shortening HLC , the removal effect of the system is significantly improved .

对中砂的中低氨氮进水系统，通过缩短水力负荷周期，会使去除效果得到明显改善。

Study on the manufacturing no-Crevices in lage Volume Concrete with Fly-Ash , Medium sand , Crushed stone and Cement

用粉煤灰中砂碎石水泥配制大体积无裂缝砼的研究

The Silurian was mainly medium sand , fine sand , siltstone and pelitic siltstone in shallow sea .

志留系沉积以滨浅海的中细砂岩、粉砂岩及泥质粉砂岩为主。

Fine and medium sand is used as fill and foundation material in Flood Detention Reservoir Project because of the project 's special mode of application and local situation .

永定河滞洪水库工程由于其特殊的运用和当地条件，以中细砂料为填料和地基。对这种一般水工上十分忌讳，因而也比较生疏的材料，工地不得不作相当多的试验研究。

There are also a higher contents of very fine sand , clay sand and fine sand , but there are lower content of coarse sand and medium sand .

细砂、极细砂及细粉砂的含量较高。粘粒、中砂、粗砂及胶粒含量较低。土壤上部粒度较细，下部粒度略变粗。

The main conclusions are following : Sediment particles mainly includes extremely thick sand , thick sand , medium sand , fine sand , very fine powder sand silt and viscous grain .

苏贝淖湖滨沉积物颗粒主要包括极粗砂、粗砂、中砂、细砂、极细砂、粉砂和粘粒。

This paper introduces the measured results of subgrade reactions of a cantilever box foundation rested on medium sand soil and supporting a fourteen storeyed Posts and Telecommunications Centre Building .

本文介绍某70m高（14层）邮电通信枢纽楼悬臂箱基（置于中砂层地基）的原体工程测试结果。

Utilizing this testing system , a series simple shear test under high stress of interface between gravelly sand , coarse sand , medium sand , fine sand and steel ( concrete ) is carried on .

在此实验系统上，进行了一系列砾砂、粗砂、中砂、细砂同钢材、混凝土界面的高应力单剪试验。

When cement content and water cement ratio are constant , the compressive strength of solid mass with medium sand is highest and elastic modulus value maximum , orderly , fine sand and clayey soil ;

在水泥含量和水灰比一定时，中砂抗压强度高，弹模大，粉细砂次之，粘性土最小；

By carrying through physical and mechanical test of sand-sliding samples , granularity composition of sand-sliding , which mainly made up of medium sand , coarse sand and talus debris are found .

对溜砂坡砂样进行有关物理与力学试验，得出溜砂坡的粒度成分以中、粗砂和角砾为主；

The property of machine-made sand mixed natural fine sand concrete and medium sand concrete have been studied such as compressive strength , frost resistance , permeability resistance , sulfate attack resistance and carbonation resistance .

研究了机制砂与天然细砂混掺配制的混凝土与中砂混凝土的抗压强度、抗冻性、抗渗性、抗硫酸盐侵蚀与抗碳化性能。

Sudan oil pipeline will pass through Nile 45 km away north of Al Khartoum . The mainly distributed strata at river bed includes medium sand , peddle and Nubia sandstone .

苏丹输油管道在喀土穆北45km处穿越尼罗河，穿越处河床分布的主要地层为中砂、卵石及努比亚砂岩。

The middle and upper Ordovician was characterized by clastic rock of turbidity facies in bathyal sea . The Silurian was mainly medium sand , fine sand , siltstone and pelitic siltstone in shallow sea .

中上奥陶统以半深海相的浊流沉积为主，岩性主要为碎屑岩。志留系沉积以滨浅海的中细砂岩、粉砂岩及泥质粉砂岩为主。

The undrained behaviors of a compacted clay with positive dilatancy and a medium sand with negative dilatancy wera predicted using above-mentioned three models , Duncan EB and linear elastic model with parameters determined from the CD test data .

用上面三种模型及邓肯EB模型和线弹性完全塑性KG1模型对具有剪缩性的白河堡击实粘性土和具有明显剪胀性的承德中密砂固结不排水试验作了预测比较。

Experimental study is made on soil-structure interaction by shaking table tests . The development of excess pore water pressure in sandy silt and medium sand covered by clay layer under simulated earthquake excitations , and their consolidation behavior shortly after the simulated earthquake excitations are studied .

以土-结构动力相互作用体系的模拟地震振动台模型试验为基础，考察了粘性土覆盖层下的粉土及砂土在模拟地震中的超孔隙水压力增长规律，及其震后的短期固结行为特征。

Analysis on the factors caused the frost - heaving of medium coarse sand

中粗砂冻胀主因素分析

It is considered that it should be good result when pile end soil is medium coarse sand and mudstone ;

同时认为在桩端土为中粗砂、泥岩时，应用效果很好；

This paper researches the effects on removing ammonium nitrogen and suspended particulate from water using natural clinoptilolite as filtration medium in sand filter with little power .

利用天然斜发沸石作为微动力砂滤器的滤料，研究了它去除水中氨氮、悬浮物的效果。

In the entire process of elastoplastic deformation of the medium dense sand , the volume strain changes from compression to expansion before failure , called as dilatancy .

在中密砂整个的弹塑性变形过程中，体积从压缩到临近破坏时转变为膨胀，即出现了剪胀。

According to first-order reaction , nitrobenzene 's total natural attenuation rates constant are 0.063 5 / h and 0.005 9 / h respective of silt medium and sand medium .

根据一级动力学方程计算得出，硝基苯在淤泥介质中的自然衰减总速率常数为0.0635/h，在砂砾介质中的自然衰减总速率常数为0.0059/h。

However , the development of excess pore water pressure of confined soils reduced with the decrease of distance between two sides of the wall , especially in the case of medium dense sand .

中紧密砂中之超孔隙水压于受激发过程会因土体剪胀之故，局部期间有下降现象；

Because the soft deposit contains silt , floury thin sand , medium thin sand , fill section and so on , the scheme of foundation treat can not be easily decided .

由于软基中含有淤泥、粉细砂、中粗砂、杂填土等，且土质很不均匀，基础处理方案很难确定。

It was verified through the strong tamping test that for the medium fine sand layers , the physical mechanical properties were improved , and the capacity of vibration proof and liquefaction resistance was enhanced .

经强夯试验证实，中细砂层的各项物理力学性质指标得到改善，提高了抗震动液化的能力。

It is found experimentally that at a given saturation nonwetting permeabilities for an unconsolidated porous medium ( sand pack ) are higher than the drainage permeabilities .

实验结果发现，非湿相在非胶结岩心中的吸吮过程渗透率大于驱替过程者；

The result shows that the calculating value of limit pressure has a few decreases under the influence of curved envelope and agrees well with the experiential data of the penetration resistance for medium dense sand .

计算结果表明，考虑曲线型强度包线将减小扩孔极限压力，与中密砂土的静力触探贯入阻力经验值对比，初步证实了该理论的正确性。

A series of the curves of elasto-plastic deformation are drawn through the triaxial compression tests for medium dense sand , under the stress path in which the mean normal stress P keeps a constant value .

本文通过对一组8个饱和砂样进行了在平均主应力p等于常数的应力路径下的三轴压缩实验（TC），获得了一系列弹塑性变形的试验曲线。