
Acoustics. Determination of sound power levels of noise sources using sound pressure. Comparison method in situ
出版:British Standards Institution

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© British Standards Institution 2013
SN EN ISO 3747:2000 - Identical
DIN EN ISO 3747 (2001-02) - Identical
ONORM EN ISO 3747:2000 - Identical
NF EN ISO 3747:2000 - Identical
NBN EN ISO 3747:2000 - Identical
UNI EN ISO 3747:2002 - Identical
I.S. EN ISO 3747:2000 - Identical
NS EN ISO 3747 Ed. 1 (2000) - Identical
UNE EN ISO 3747:2001 - Identical
SS EN ISO 3747 Ed. 1 (2000) - Identical
ISO 3747:2000 - Identical
NEN EN ISO 3747:2000 - Identical