EN ISO 11204. Acoustics. Noise emitted by machinery and equipment. Measu rement of emission sound pressure levels at a work station and at other specified positions applying accurate environmental corrections
EN ISO 11204 声学机器和设备发出的噪音 使用精确的环境校正测量工作站和其他指定位置的发射声压级
发布日期:
2008-01-16
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