GOST 31325-2006 Noise Measurement of noise emitted by construction equipment intended for outdoor use Method for determining compliance with noise limits《噪声 户外施工设备噪声测量 符合噪音限值的测定方法》.pdf

1、 , ISO 4872:1978Acoustics Measurement of airborne noise emitted by construction equipmentintended for outdoor use Method for determining compliance with noise limits(MOD) , ()INTERSTATE COUNCIL FOR STANDARDIZATION, METROLOGY AND CERTIFICATION(ISC)313252006( 4872:1978)12006/437, - 1.092 . - 1.297 . ,

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