
Subsoil and groundwater; classification and description of soil and rock; borehole logging of soil and rock not involving continuous core sample recovery
出版:German Institute for Standardisation (Deutsches Institut für Normung)

专家解读视频
Subsoil and groundwater; classification and description of soil and rock; borehole logging of soil and rock not involving continuous core sample recovery
出版:German Institute for Standardisation (Deutsches Institut für Normung)
专家解读视频