NS EN ISO 3740 Ed. 1 (2001)现行
Acoustics - Determination Of Sound Power Levels Of Noise Sources - Guidelines For The Use Of Basic Standards
出版：Norwegian Standards (Norges Standardiseringsforbund)
专家解读视频
Specifies the use of a series of nine International Standards those describing various methods for determining the sound power levels from all types of machinery and equipment. It provides: - brief summaries of these basic International Standards - guidance on the selection of one or more of these standards which are appropriate to any particular type. the guidance given a plies only to airbone sound. It is for use in the preparation of noise test codes and also in noise testing where no specific noise test code exist.
NEN EN ISO 3740:2000 - Identical
SS EN ISO 3740 Ed. 1 (2000) - Identical
UNE EN ISO 3740:2001 - Identical
I.S. EN ISO 3740:2000 - Identical
ISO 3740:2000 - Identical
UNI EN ISO 3740:2002 - Identical
SN EN ISO 3740:2000 - Identical
NBN EN ISO 3740:2001 - Identical
NF EN ISO 3740:2001 - Identical
ONORM EN ISO 3740:2001 - Identical
DIN EN ISO 3740 (2001-03) - Identical
BS EN ISO 3740:2001 - Identical
