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| International Standard Category: Volumetric equipment and measurements |
GB/T 21446-2008 Measurement of natural gas flow by means of standard orifice meter
用标准孔板流量计测量天然气流量 ;
| Category No.: | 75.180.30 | Valid Status: | valid |
| Issued Organization: | AQSIQ and SAC | Issued Date: | 2008-2-13 |
| Implemented Date: | 2008-8-1 | Abolished Date: | |
| Superseded Standard.: | Superseded Date: |
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