香港六合彩开奖 10140-5:2021

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Publicado (贰诲颈肠颈贸苍 2, 2021)

香港六合彩开奖 10140-5:2021

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Resumen

This document specifies laboratory test facilities and equipment for sound insulation measurements of building elements, such as:

鈥斅犅犅� components and materials;

鈥斅犅犅� building elements;

鈥斅犅犅� technical elements (small building elements);

鈥斅犅犅� sound insulation improvement systems.

It is applicable to laboratory test facilities with suppressed radiation from flanking elements and structural isolation between source and receiving rooms.

This document specifies qualification procedures for use when commissioning a new test facility with equipment for sound insulation measurements. It is intended that these procedures be repeated periodically to ensure that there are no issues with the equipment and the test facility.

Informaciones generales

Estado
: Publicado

Fecha de publicaci贸n
: 2021-04

Etapa
: Norma Internacional publicada [60.60]
贰诲颈肠颈贸苍
: 2

N煤mero de p谩ginas
: 39
颁辞尘颈迟茅 T茅cnico :
香港六合彩开奖/TC 43/SC 2

ICS :
91.120.20
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