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Chinese National Standard Category: Basic laboratory equipment

English Title: Climate environmental testing equipment and cabinet-determination of sound power level of noise emitted
Chinese Title: 气候环境试验设备与试验箱 噪声声功率级的测定
Standard No.: JB/T 9512-1999
Category No.: N61
Issued by: 国家机械工业局
Issued on: 1999-8-6
Implemented on: 2000-1-1
Status: superseded
Superseded by:JB/T 9512-2018 Noise emitted by climate environmental testing equipment-Determination of sound power levels using sound pressure
Superseded on:2018-12-1
Abolished on:
Superseding:ZB N 61012-1989 气候环境试验设备与试验噪声声功率级的测定
Word Count:5000 words
Similar Standards: GB 4746-1984   GB/T 42580-2023   GB/T 26497-2022   GB/T 40024-2021   GB/T 39476-2020   GB/T 32710.10-2016   GB/T 32710.3-2016   GB/T 32708-2016   GB/T 32710.13-2016   GB/T 32710.9-2016   QB/T 2087-2016   GB/T 30991-2014   GB/T 30436-2013   GB/T 30437-2013   GB/T 30435-2013   GB/T 30099-2013   GB/T 30098-2013   GB/T 30096-2013   GB/T 29249-2012   GB/T 29254-2012  
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