土壤地质分类
Geological classification of soils
用地类型分类
space types classfication
场地土类型
classification of subsoil
地质土壤环境
Geological and soil environment
古土壤分类
Classification of paleosols
paleosol classification
基层土壤分类
chinese soil taxonomic classification
卡萨格兰德土壤分类法
Casagrande‘s soil classification
casagrande’s soil classification
氯候性土壤分类
Climatic classification of soils
美国公路局土壤分类法
bureau public road classification system
美国民航管理局土壤分类法
USCAA soil classification