Karst area engineering geological survey procedures (scale 1:100,000 ~ 1:200,000)
岩溶地区工程地质调查规程(比例尺1∶10万～1∶20万)
中华人民共和国地质矿产部
This standard is the original Chinese electronic standard. After you successfully purchase, we will send the electronic version of this standard to your email address. If you need translation, please contact email: ChineseStandardsLibraryS001@gmail.com.
