| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard |
| GB/T 21231.1-2018 | English | 724 |
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Days<=5
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Acoustics -- Measurement of airborne noise emitted and structure-borne vibration induced by small air-moving devices -- Part 1: Airborne noise measurement
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GB/T 21231.1-2018
| Valid |
GB/T 21231.1-2018
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