(yng)} |
ˮƽ |
a(chn)أ |
|
(bio)(zhn) |
Ї(gu)ˎ |
Ҏ(gu) |
t(y)ˎ(j) |
r(ji) |
150-500 |
Jλ |
|
a(chn)ƷB |
ˮƽ
ˮƽ
(10%)(20%)(70%)
Ʒtɫĩ
ˎáVVˎ(du)G+ԾG-Ծ֚(du)ˮa(chn)(dng)ɸNنΰUļ^ïЧe(du)ɻUĺЧƷƼ(x)
70Swc50SY(ji)D(zhun)øD(zhun)ķ(yng)Ķ朵ɔ_(x)|(zh)ĺϳɶ_(d)֚Ŀͬr(sh)Y(ji)ϝ_(d)L(zhng)ίЧ
m (yng) YƷmڸN̶ȵļ(x)ϸȾ(du)~rˮa(chn)(dng)UȵcˮЧ@(du)u^c@Чe(du)(x)[
ƤЧ@ƺήsʳȰY
÷1.3g/kgs2-4ppmȫ؝20ppmˎԡ0.5-1Сr(sh)
2.~5-10ppmˎԡ1-2Сr(sh)(ni)4-5g/kgsϡ
bҎ(gu)500g/2/Ͱ25kg/Ͱ
(yng)_ʹδҊ(yng)
ͣ ˎ ڡo(w)
A ءꎛܷ̎Ᵽ
|
l(f)r(sh)g |
2011/8/26 11:37:00 |
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