[1] 84/535/EEC | Council Directive of 17 September 1984 on the approximation of the laws of the Member States relating to the permissible sound power levels of welding generators |
[2] 84/536/EEC | Council Directive of 17 September 1984 on the approximation of the laws of the Member States relating to the permissible sound power levels of power generators |
[3] ISO 9614-2:1996 | Acoustics - Determination of sound power levels of noise sources using sound intensity - Part 2: Measurement by scanning |
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М.: Стандартинформ, 2008