$12
Technical specifications for oil and gas seismic exploration
石油、天然气地震勘查技术规范
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.