code of china Chinese Classification Professional Classification ICS Classification Latest News

LoginRegister
GB/T 6446-1986 Frequency weighting for the measurement of aircraft noise (D-weighting)
Standard No.: GB/T 6446-1986 Status: ABOLISHED remind me the status change
Language: English File Format: PDF
Word Count: 1500 words Price(USD): 180 (USD) remind me the price change
Implemented on: 1987-05-01 Delivery: via email in 1 business day
Purchase steps: 1 - Add shopping cart → 2 - My shopping cart → 3 - Login → 4 - Invoice information → 5 - Checkout
Standard No.: GB/T 6446-1986
Chinese Name: 飞机噪声测量用频率计权(D-计权)
English Name: Frequency weighting for the measurement of aircraft noise (D-weighting)
Professional Classification: N65 Acoustic instrument and seismograph
Professional Classification: GB National Standard
ICS Classification: 17.140.20 Noise emitted by machines and equipment
Issued by: National Bureau of Standards
Issued on: 1986-05-28
Implemented on: 1987-05-01
Status: ABOLISHED
Language: English
File Format: PDF
Word Count: 1500 words
Price(USD): 180 (USD)
Delivery: via email in 1 business day
GB/T 6446-1986 The following standards are cited:
GB/T 6446-1986 Cited by the following standards:
Contact Us
Tel: +86-10-8572 5655
Fax: +86-10-8581 9515
Email: coc@codeofchina.com
QQ: 672269886
About Us | Contact Us | Terms of Service | Privacy | Cancellation & Refund Policy | Payment
Tel:+86-10-8572 5655 Fax:+86-10-8581 9515 Email: coc@codeofchina.com QQ: 672269886
Copyright:TransForyou Co., Ltd. 2008-2020