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| International Standard Category: External water conveyance systems |
DB31/T 1332-2021 Technical specification of safety risk assessment for urhban water supply pipelines network
城市供水管网安全风险评估技术规范 ;
| Category No.: | 93.025 | Valid Status: | valid |
| Issued Organization: | Shanghai Municipal Administration for Market Regulation | Issued Date: | 2021-12-07 |
| Implemented Date: | Abolished Date: | ||
| Superseded Standard.: | Superseded Date: |
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