LD 98-1996 空气中粉尘浓度的光散射式测定法

LD98—199619974-1-[1997]86[1991]134199811LD98—1996199747LD98—199619974-2-LDLD98-1996MethodofMeasuringConcentrationofDustIntheAironthePrincipleofScatteredlight.19974—199811TB/T2323-92GB5748JJG846199811ALD98—199619974-3-LD98—1996MethodofMeasuringConcentrationofDustIntheAironthePrincipleofScatteredlight.12GB5748JJG84633132mg/m333/CPM34K4LD98—199619974-4-551GB574852521GB574852253K531JJG84653210cm533KK=C/R-BK——C——Mg/m3R——/CPMB——/CPM534K12P0.01K54KC=R-BKC——mg/m3R——/CPMB——/CPMK——661JJG84662KLD98—199619974-5-63K80%1m/s64K65KAnWnnWn31.38172.1841.53182.2051.65192.2261.73202.2471.79212.2681.86222.2891.92232.30101.96242.32112.00252.33122.04262.34132.07272.35142.10282.37152.13292.38162.16302.391nWn2WnSDXXd≥−/||Xd——X——SD——