$10
Technical requirements for engineering geological survey in desert areas (scale 1:100,000 to 1:500,000)
沙漠地区工程地质调查技术要求(比例尺1∶10万~1∶50万)
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.