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TB/T 3139-2021 Active
TB/T 3139-2021 The limit of harmful substances in non-metallic materials and indoor air of locomotive and rolling stock
General Product Information
| Document Type | Industry standards-\nRailway |
|---|---|
| Standard Status | Active |
| Standard Code | TB/T 3139-2021 |
| CCS | General standards for locomotives and rolling stock |
| ICS | Integrated Railway Vehicles |
| Implement Date | 2021-10-01 |
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