| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard |
| GB/T 37439-2019 | English | 759 |
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Days<=6
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Precast post-tensioned prestressed concrete simply supported beam of high-speed railway
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GB/T 37439-2019
| Valid |
GB/T 37439-2019
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