Standard classification of soils for engineering purposes unified soil classification system 施工用土壤的标准分类
Quantitative classification of soil salinization in the huang - huai - hai plain 近代黄河三角洲的滨海盐渍土及其开发利用
Classification of soil 土的分类标准
Standard practice for classification of soils and soil - aggregate mixtures for highway construction purposes 公路建设用土壤和土壤集料混合物分类的标准实施规程
Geotechnical investigation and testing - identification and classification of soil - principles for a classification 土工技术调查研究和试验.土壤的识别和分类.分类原则
Geotechnical investigation and testing - identification and classification of soil - identification and description 土工技术调查研究和试验.土壤的识别和分类.识别和描述
Geotechnical investigation and testing - identification and classification of soil - part 1 : identification and description 土工调查和试验.土壤的标识和分类.第1部分:标识和描述
Geotechnical investigation and testing - identification and classification of soil - part 2 : principles for a classification 土工学调查和试验.土壤的识别和分类.第2部分:分类原则
On the basis of the references , the authors introduced the approach of blurry evaluation into the classification of soil erosion in the urban area 将模糊评判处理方法引入浙江省土壤侵蚀强度等级的确定。