"Acoustics - Rating o" CNS Standards Search Result

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	CNS 8465-1 - English Version Acoustics - Rating of sound insulation in buildings and of building elements - Airborne sound insulation 聲學－建築物及建築構件之隔音量評定－空氣音隔音 - 英文版
	CNS 15218 - English Version Acoustics - Sound absorbers for use in buildings - Rating of sound absorption 聲學－建築物使用之吸音材－吸音量評定 - 英文版
	CNS 8465-2 - English Version Acoustics - Rating of sound insulation in buildings and of building elements - Impact sound insulation 聲學－建築物及建築構件之隔音量評定－衝擊音隔音 - 英文版

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