JB/T 7439.4-1994
Terminology relating to laboratory instruments - Noise measuring instrument (English Version)

Standard No.

JB/T 7439.4-1994

Language

Chinese, Available in English version

Published By

Professional Standard - Machinery

Latest

JB/T 7439.4-1994

Replace

ZB Y032-1982

JB/T 7439.4-1994 history

• 1970 JB/T 7439.4-1994 Terminology relating to laboratory instruments - Noise measuring instrument