
Classification Of Environmental Conditions - Environmental Conditions Appearing In Nature - Temperature And Humidity
出版:British Standards Institution

专家解读视频
1991 [29/11/1991]
Reviewed and confirmed by BSI, October 2005. (09/2005) Superseded by BS EN 60721-2-1 & BS 7527-2-1(2014), but remains current and will be withdrawn on 19/11/2016. (08/2014)
HD 478.2.1:1989 - Equivalent
IEC 60721-2-1 Ed. 1.1 - Equivalent
IEC 60721-2-1 Ed. 1.0 - Identical