土工调查和试验.土壤的识别和分类.第2部分:分类总则 

This standard establishes together with ISO 14688-1 the basic principles for the identification and classification of soils on the basis of those material...
  国外标准  2004年 下载次数(0)| 被引次数(0)

土壤质量 矿质土壤物质粒度分布的测定 筛分法和沉降法 

This International Standard specifies a basic method of determining particle size distribution applicable to a wide range of mineral soil materials, inclu...
ISO/TC 190  国外标准  1998年 下载次数(0)| 被引次数(0)