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3746-2013 . .

3746-2013 . .

. 5 2013 . N 2175-
3746-2013
". . "

Acoustics. Determination of sound power levels and sound energy levels of noise sources using sound pressure. Survey methods using an enveloping measurement surface over a reflecting plane

- 1 2014 .

51402-99

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3744 . . (ISO 3744, Acoustics - Determination of sound power levels and sound energy levels of noise sources using sound pressure - Engineering methods for an essentially free field over a reflecting plane)

5725 ( ) ( ) [ISO 5725, Accuracy (trueness and precision) of measurement methods and results]

12001:1996 . , . (ISO 12001:1996, Acoustics - Noise emitted by machinery and equipment - Rules for the drafting and presentation of a noise test code)

/ 98-3 . 3. (GUM) [ISO/IEC Guide 98-3, Uncertainty in measurement - Part 3: Guide to the expression of uncertainty in measurement (GUM:1995)]

60942:2003 . (IEC 60942:2003, Electroacoustics - Sound calibrators)

61672-1:2002 . . 1. (IEC 61672-1:2002, Electroacoustics - Sound level meters - Part 1: Specifications)

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