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Chinese National Standard Category: Noise and vibration test methods

English Title: Norm on acoustical design and measurement of noise barriers
Chinese Title: 声屏障声学设计和测量规范
Standard No.: HJ/T 90-2004
Category No.: Z32
Issued by: MOEP
Issued on: 2004-07-12
Implemented on: 2004-10-1
Status: valid
Superseded by:
Superseded on:
Abolished on:
Superseding:
Word Count:10000 words
Similar Standards: GB/T 19884-2005   GB/T 19887-2005   GB/T 4214.3-2023   GB/T 41311.1-2022   GB/T 4214.11-2021   GB/T 4214.13-2021   GB/T 4214.12-2021   GB/T 4214.15-2021   GB/T 4214.14-2021   GB/T 4214.9-2021   GB/T 4214.7-2020   GB/T 4214.4-2020   GB/T 4214.2-2020   GB/T 4595-2020   GB/T 37242-2018   GB/T 4214.1-2017   GB/T 4214.7-2012   GB/T 25516-2010   GB 24929-2010   GB/T 4214.4-2008  
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