The middle Pleistocene loess has no collapsibility.
中更新统黄土一般不具有湿陷性。
Here by, the authors conclude that loess collapsibility has character of multilevel.
据此,作者认为黄土可以不是一次完成浸水湿陷,具多级湿陷特性。
Therefore, it's suggested that the furnace-cooling should be adopted in the collapsibility tes…
因而在溃散性试验中应采用炉冷的冷却方式。
Finally, the relation between collapsibility coefficient and initial moisture content is discussed.
最后对湿陷系数与初始含水量的关系进行了探讨。
The collapsibility loess with lower bearing capacity is liable to yield the settlement deformation.
湿陷性黄土易产生沉降变形,且承载力低。
This paper presents a method for assessment of loess collapsibility using the data mining technology.
提出了用数据挖掘中的预测技术进行黄土湿陷性评价。
The results permit to state that the method proposed is suitable to characterize in situ loess collapsibility.
结果证明所提出的方法适用于原位判定黄土的湿陷性。
Part3: dynamic compaction treating collapsibility loess foundation and the appraisement of consolidate effect.
第四部分强夯加固填土地基及加固效果评价;
On the basis of the results obtained, the geotechnical properties of loess, especially its collapsibility are analyzed.
在这些试验所获结果基础上,分析了黄土的岩土力学性质,尤其是黄土的湿陷性。
For 4 regions, Natural water content is the biggest for the individual collapsibility strength of loess collapsibility.
指出对于四个地区来说,天然含水量对黄土湿陷性的单项湿陷强度是最大的。
This paper discusses the mechanism of loess collapsibility, studied the treatment methods of collapsible loess foundation.
本文探讨了黄土湿陷的机理,研究了湿陷性黄土地基处理方法。
The method of synthetical evaluation for collapsibility loess under the effect of time, pressure and moisture was offered.
提供了在时间、含水量及压力等因素共同作用下,对黄土湿陷性进行综合评价的方法。
The paper introduces some treatments of small bridge-culvert foundation at collapsibility loess section of Fu-Chao Freeway.
本文介绍阜朝高速公路湿陷性黄土段小桥涵地基处治的一些方法。
This paper expounds the origin and foundation evaluation of loess collapsibility, and puts forward some treatment measures.
论述了黄土湿陷性的成因及其地基评价,并提出了处理措施。
The collapsibility analysis and mathematical models were established on the basis of the collapsibility mechanism of loess.
根据黄土的湿陷机理,建立了湿陷性分析模型及数学模型。
The collapsibility farmland is easy to change, which make the make building appear substantial settlement, fracture and tilt.
湿陷性黄土地基易变形,会使建筑物大幅度沉降、折裂及倾斜。
Furan resin sand is poor in collapsibility when it is used for al alloy casting, specially for some large, thin section castings.
呋喃树脂砂用于铝合金铸造时,特别是对于一些大型、薄壁铝合金铸件,型芯的溃散性较差。
From experiments of intensity, fluidity, collapsibility of the filling materials, it showed that the new filling method was reliable.
通过对充填料坍落度、流动性、强度等指标的试验及充填效果分析,认为该充填新工艺可靠、实用。
In general, the higher the atmospheric temperature strength of the sodium silicate sand is, the more deteriorative its collapsibility becomes.
水玻璃砂的常温强度越高,其溃散性通常越差。
Dense degree of soil around lime soil compaction piles in huge thickness and serious collapsibility loess ground is investigated with experiments.
对超厚度强湿陷性黄土地基应用(灰)土挤密桩桩周土体密实度变化规律进行试验研究。
The results show that the plate-like saline soil is collapsible soil, and the coefficient of collapsibility increases with the increase of the salinity.
试验结果表明:板块状盐渍土属溶陷性土,随着含盐量的增大,溶陷系数增大;
It is found that some physical and chemical changes occur in the collapse process and the big pores in loess do not always contribute to collapsibility.
由试验可知,原状黄土在湿陷过程中发生了某些物理化学变化,大孔隙对黄土的湿陷没有必然的贡献。
The collapsibility of the sodium silicate dolomite sand is controlled by the size, wall, pouring temperature, capacity for sand and draw time of the cast.
证明水玻璃白云石砂的溃散性与铸件的大小、壁厚、浇注温度、吃砂量和打箱时间有关。
Highway in Bess regions is often washed out by water, because Bess has collapsibility, special structural characteristics, physical and mechanical quality.
黄土地区公路易受水冲蚀,是由黄土的湿陷性和特殊的结构特征及其物理力学性质所决定的。
So it is quite important to study the mechanism of loess collapsibility, and discuss the disposal methods and technique measures of collapsible loess roadbed.
因此对黄土的湿陷性机理进行试验研究,探讨湿陷性黄土作为公路路基的处理方法和技术措施,显得尤为重要。
It can eliminate the collapsibility of the foundation and improve the bearing capacity that adopts the tamping soil-cement pile through squeezing to form pore.
采用挤密成孔夯实水泥土桩复合地基处理湿陷性地基,可以有效地提高地基承载力同时消除地基的湿陷性。
The invention employs waste machine oil, waste diesel and waste paint to produce collapsibility agent, which solves environmental pollution in cast production.
本发明用废机油、废柴油和废油漆制成溃散剂,解决了铸件生产污染环境问题。
Loess is featured with spacing and collapsibility, which will lead to serious distortion and asymmetry settlement and make buildings be destroyed as being eroded.
黄土有大空隙和湿陷性,在受水侵蚀后,就会产生很大的变形,引起不均匀沉降,造成建筑物的破坏。
Loess is featured with spacing and collapsibility, which will lead to serious distortion and asymmetry settlement and make buildings be destroyed as being eroded.
黄土有大空隙和湿陷性,在受水侵蚀后,就会产生很大的变形,引起不均匀沉降,造成建筑物的破坏。
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