| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard |
| NB/T 20259.4-2014 | English | 759 |
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Code of valuation on bill of quantities of nuclear power plant construction works. Part4: Ventilation and air-condidoning
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NB/T 20259.4-2014
| Obsolete |
NB/T 20259.4-2014
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