參考標(biāo)準(zhǔn):《HG/T 20570.12-95 火炬系統(tǒng)設(shè)置》P17(411) 根據(jù)公式LP=L30-20lg(γi/30)進(jìn)行計(jì)算 式中,LP為距排放點(diǎn)γi處的噪聲強(qiáng)度,dB;L30為距排放點(diǎn)30m處的噪聲強(qiáng)度,dB;γi為距排放點(diǎn)的距離,m; |
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