| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard |
| GB/T 31004.2-2014 | English | 474 |
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Days<=3
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Acoustics -- Measurement of sound insulation in buildings and of building elements using sound intensity -- Part 2: Field measurements
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GB/T 31004.2-2014
| Valid |
GB/T 31004.2-2014
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