a(chn)Ʒ
30%ῼ
ˎáˎЧW(xu)ƷVVˎÙC(j)cùc(x)70Sw50SoܽY(ji)D(zhun)øĶ朵ɔ_(x)|(zh)ĺϳɡˎ(dng)W(xu)ע1Сr(sh)ѪҺп_(d)ί1~3Сr(sh)_(d)߷ѪһνoˎЧѪȿɾS48~72Сr(sh)^ѪXϡöȞ88.8%Ʒڄ(dng)w(ni)ãw(ni)ֲVٝ^ߣѪˎ_(d)ίЧҪ(jng)IxSSųƷ(dng)Noˎʽͬˎ(dng)W(xu)в
÷磺wɅA0.5-1.5ppmȫ؝B(yng)15ppmˎԡСr(sh)Ƥ30ppmˎԡСr(sh)~20-30ppmˎԡ1-2h籣1-2ppmrз0.8-2ppmҕwС{(dio)t(y)ڡϣA(y)ÿӹ3-5ͶιСͰϱ횼ճτͶιίÿӹ1-1.5ͶιBm(x)Ͷι2-3죬m(dng)a(chn)Ʒӹ_(d)1100ӰˎЧ
ע(xing)Y(ji)KӰʹЧ
Ҏ(gu)100gῼ30gῼ20gῼ10gῼ98.5g
˾(jin)
Vf_(d)ˎI(y)˾nj?gu)VˎI(y)ɷ˾ӵܹ˾(chung)1991TоFˎˮa(chn)ˎƷˎƷӄƄ
ǽ(jng)(gu)P(gun)T(zhn)ע(c)I(y)Vf_(d)ˎI(y)˾͑\(chng)šԭtcI(y)L(zhng)ڵĺP(gun)ϵ\(chng)gӭǰ텢^ǢՄI(y)(w)
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