
ACOUSTICS NOISE EMITTED BY MACHINERY AND EQUIPMENT - MEASUREMENT OF EMISSION SOUND PRESSURE LEVELS AT THE WORK STATION AND AT OTHER SPECIFIED POSITIONS - METHOD REQUIRING ENVIRONMENTAL CORRECTIONS
出版:British Standards Institution

专家解读视频
ACOUSTICS NOISE EMITTED BY MACHINERY AND EQUIPMENT - MEASUREMENT OF EMISSION SOUND PRESSURE LEVELS AT THE WORK STATION AND AT OTHER SPECIFIED POSITIONS - METHOD REQUIRING ENVIRONMENTAL CORRECTIONS
出版:British Standards Institution
专家解读视频