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Professional Standard Category: Professional Standard - Energy |
Category No.: | NB | Valid Status: | superseded |
Issued Organization: | NEA | Issued Date: | 2009-12-01 |
Implemented Date: | 2010-5-1 | Abolished Date: | |
Superseded Standard.: | NB/T 47001-2023 Steel liquefied gas horizontal tanks type and basic parameter |
Superseded Date: | 2023-11-26 |
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