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expansive soil classification 膨胀土分类
The paper chiefly introduces application of expansive soil in freeway project. 主要介绍膨胀土在高速公路工程中的应用。
The stability of expansive soil slope was studied considering the effect of rainfall. 在此基础上，研究了考虑降雨入渗影响的膨胀土基坑边坡稳定性问题。
This uncertainty results in overlaps of different soil types in currently used CPTU soil classification systems. 根据已有的CPTU土分类系统划分土类时，这种不确定性经常会导致不同土类的重叠。
The experimental study indicates mixing with lime improved this kind of expansive soil is of high quality. 试验研究表明，掺合石灰的方法对该类膨胀土的改良效果较好。
New soil classification chart and undrained shear strength (cu) based on CPTU are developed in this paper. 提出了新的土分类图及不排水抗剪强度的估算公式；
The microstructure parameter of the expansive soil model, proposed by Alonso in 1999, is difficulty to test. Alonso(1999)提出的膨胀土模型存在着微观结构参数难以确定的缺点。
The soil classification is very important in geotechnical engineeringa;nd the flat dilatometer test(DMT) is a very useful in-situ test. 土类的划分在岩土工程中是非常重要的,而扁铲侧胀试验则是一种非常有效的原位测试方法。
Application of this method to prediction of collapse size of expansive soil slopes shows that it's a quantitative,accurate,simple and easy method. 在膨胀土铁路边坡塌方规模预测中的应用表明，这套方法既能定量，又简便快速，适用性评价结果与实际情况一致
The successful design of Soil Classification Expert System(SCES) depends on the soil taxonomy that classifies soil types using quantitative data. 土壤系统分类以定量化指标划分土壤类型,为土壤自动分类系统的建立提供了可能。
The relationship between shear strength and water content of Hefei expansive soil was studied with two different experimental methods. 通过试验研究了合肥膨胀土抗剪强度随含水量变化的关系。
The structures of soil classification decision trees and reasoning machine were also discussed to construct the framework of SCES. 并从土壤系统分类专家的知识表示和推理机的构建两个方面,提出了土壤分类专家系统(SCES)的体系结构。
It is suggested taking explode-expand stakes to deal with expansive soil foundation by character of expansive soil and the local actual project. 根据曲靖市区膨胀土特征和当地实际工程建议对该区膨胀土地基问题采取爆扩桩来进行处理。
Abstract: The data from the determination of cation exchange capacity and montmorilloni te contents in expansive soils have been used in evaluation and classification of expansive soils according to occupation standard of TB 10042-9 5. 文摘:应用对膨胀土勘测样的蒙脱石含量和阳离子交换量测定数据，按行业标准对膨胀土进行了评判和分级。
Aiming at expansive soil judgment in Xiangtan-Shaoyang Expressway,the attribute recognition model based on objective weight is developed in this paper. 结合(湘)潭-邵(阳)高速公路膨胀土的判别实践,运用属性数学理论,建立基于客观性权重的膨胀土属性识别模型。
This practice has particular value in grouping similar soil samples so that only a minimum number of laboratory tests need be run for positive soil classification. 这个标准在分类相似的土样时有详细的值,所以只需要进行最小数目的试验室试验来确定土分类即可。
That is to say, our knowledge is vegue of fuzzy mathematics in classification of expansive soils for expressway from Dangyang to Yichang is applied in this paper.Satisfactory results are acquired. 应用模糊数学理论对当宜高速公路膨胀土胀缩等级进行分类，该方法通过验证是可行的。
Aiming at expansive soil judgment in expressway roadbed,the attribute measurement model based on attribute mathematics theory was developed. 结合高速公路路基膨胀土的判别实践,提出了基于属性数学理论的膨胀土属性测度评判模型。
The Soil Taxonomy offers a theoretic basis for establishment of a soil classification expert system (SCES), which divides soil types according to quantitative soil indexes. 摘要土壤系统分类以定量化指标划分土壤类型，为土壤自动分类系统的建立提供了依据；
The engineering geologic problems of expansive soil and frost damage are often encountered in geotechnical engineering in Xinjiang. 在新疆岩土工程中经常会遇到膨胀岩土和冻胀破坏问题。