| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard |
| GB/T 23561.9-2009 | English | 369 |
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Physical and mechanical properties of coal and rock measuring methods -- Part 9: coal and rock triaxial strength and deformation parameter measurement method
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GB/T 23561.9-2009
| Valid |
GB/T 23561.9-2009
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