DL 5006-1992 Water Conservancy and Hydropower Engineering Rock Test Regulations (Supplementary Part) was changed to DL/T 5006-2007 Code for rock mass observations of hydroelectric and water conservancy engineering.
DL 5006-1992 Water Conservancy and Hydropower Engineering Rock Test Regulations (Supplementary Part) was changed to DL/T 5367-2007 Code for rock mass stress measurements of hydroelectric and water conservancy engineering.
DL 5006-1992 Water Conservancy and Hydropower Engineering Rock Test Regulations (Supplementary Part) was changed to DL/T 5368-2007 Code for rock tests of hydroelectric and water conservancy engineering.
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