
BS EN ISO 3746 - ACOUSTICS - DETERMINATION OF SOUND POWER LEVELS OF NOISE SOURCES USING SOUND PRESSURE - SURVEY METHOD USING AN ENVELOPING MEASUREMENT SURFACE OVER A REFLECTING PLANE
出版:British Standards Institution

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BS EN ISO 3746
ISO/DIS 3746 : 60.00 (2010) - Identical
PREN ISO 3746 : DRAFT 2009 - Identical
ISO/DIS 3746 : 60.00 (2010) - Identical
PREN ISO 3746 : DRAFT 2009 - Identical