
Acoustics -- Determination of sound power levels of noise sources -- Guidelines for the use of basic standards
出版:International Organization for Standardization

专家解读视频
This document gives guidance for the use of a set of twelve basic International Standards (see Tables 1, 2 and 3) describing various methods for determining sound power levels from all types of machinery, equipment and products.
PN-EN ISO 3740: 2019-05 - Identical
DIN EN ISO 3740 E : 2019 - Identical
UNI EN ISO 3740 : 2019 - Identical
?NORM EN ISO 3740 : 2019 08 01 - Identical
DS EN ISO 3740:2019 - Identical
EN ISO 3740 : 2000 - Identical
BS EN ISO 3740:2019 - Identical
AS 5331:2019 - Identical
EN ISO 3740:2019 - Identical
I.S. EN ISO 3740:2019 - Identical
NEN-EN-ISO 3740:2019 - Identical
NS-EN ISO 3740 : 2019 - Identical
DIN EN ISO 3740 : 2019 - Identical
DS EN ISO 3740:2019 - Identical
DIN EN ISO 3740 : 2019 - Identical
AS 5331:2019 - Identical
PN-EN ISO 3740: 2019-05 - Identical
I.S. EN ISO 3740:2019 - Identical
EN ISO 3740:2019 - Identical
DIN EN ISO 3740 E : 2019 - Identical
NS-EN ISO 3740 : 2019 - Identical
EN ISO 3740 : 2000 - Identical
?NORM EN ISO 3740 : 2019 08 01 - Identical
NEN-EN-ISO 3740:2019 - Identical
BS EN ISO 3740:2019 - Identical
UNI EN ISO 3740 : 2019 - Identical