FprEN 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 (ISO 3746:1995, including Cor 1:1995)

2009-03-00

Hết hiệu lực

DIN EN ISO 3746/A1 (2009-05), IDT * 09/30201640 DC (2009-03-20), IDT * ISO 3746 (1995-08), IDT * ISO 3746 Technical Corrigendum 1 (1995-12), IDT * OENORM EN ISO 3746/A1 (2009-04-15), IDT

prEN ISO 3746 (2005-11)

EN ISO 3746 (2009-07)

EN ISO 3746 (2010-12) * EN ISO 3746 (2009-07) * FprEN ISO 3746 (2009-03) * prEN ISO 3746 (2005-11)

Absorption * Acoustic measurement * Acoustic testing * Acoustics * Calibration * Determination * Ear protectors * English language * Enveloping surface methods * Environment * External noise * Fixings * Inspection * Installations * Machine noise * Measurement * Measuring environment * Measuring instruments * Measuring surfaces * Methods * Microphones * Noise * Noise (environmental) * Noise measurement * Noise measurements * Noise reduction * Noise sources * Operation * Performance tests * Position * Precision * Reflective * Sonic testing * Sound absorption * Sound energy * Sound level * Sound power * Sound pressure * Sound pressure level * Sound sources * Specification (approval) * Vibration engineering * Procedures * Qualification tests * Processes * Extraneous noise

17.140.01. Các phép đo âm học và độ ồn nói chung

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