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Standard Insuued on: 1997-09 |
Category No.: | GB | Valid Status: | superseded |
Issued Organization: | AQSIQ; MOC | Issued Date: | 1997-09-12 |
Implemented Date: | 1998-5-1 | Abolished Date: | |
Superseded Standard.: | GB/T 50269-2015 Code for measurement methods of dynamic properties of subsoil |
Superseded Date: | 2016-5-1 |
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