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| International Standard Category: Musical instruments |
GB/T 31109-2014 Method of evaluation for acoustic quality of musical instrument
乐器声学品质评价方法 ;
| Category No.: | 97.200.20 | Valid Status: | valid |
| Issued Organization: | AQSIQ; SAC | Issued Date: | 2014-09-03 |
| Implemented Date: | 2015-8-1 | Abolished Date: | |
| Superseded Standard.: | Superseded Date: |
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