Partially replaced by GB/T 9649.9-1998,.10-2001,.16-1998,.17,.20,.21,.24-2001,.28,.29-1998,.32-2001 GB 9649-1988 Classification Code for Geological and Mineral Resources GB9649-1988 Standard Download Decompression Password: www.bzxz.net
Partially replaced by GB/T 9649.9-1998,.10-2001,.16-1998,.17,.20,.21,.24-2001,.28,.29-1998,.32-2001
Some standard content:
National Standard of the People's Republic of China Classification Codes for Geology and Mineral Resources The terminology classification codesof geology and mineral resourcesThe contents of this standard are omitted. Please refer to the separate edition. 9649-88Www.bzxZ.net National Standard of the People's Republic of China Classification Codes for Geology and Mineral Resources The terminology classification codesof geology and mineral resourcesThe contents of this standard are omitted. Please refer to the separate edition. 9649-88 Tip: This standard content only shows part of the intercepted content of the complete standard. If you need the complete standard, please go to the top to download the complete standard document for free.