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ԓϵЮa(chn)ƷȻ֬TGIC̻Ҫ齨ÑO(sh)ӋľЃ(yu)ͺܵğԷĩͿձ˾Ҫʩ1015ͺԡ
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ĩ
1.2~1.8g/cm3
һƽ30~38um<64umӱ>99%ҪՈ
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1%
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60~95 ҕɫɲͬ׃
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60
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1Kg*50cm
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2mm
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96~100sˮ2Сr
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1
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5%NaOH
30
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GB1771-91
1000Сr
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GB1740-79
1000Сr
Ĥp΢ʧ⣬<1
 
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NyЧɫʵЧͿϵʹãՈձ˾ʹָ(do)
b\(yn)ݔ
20Kg(ni)rϩϴ ΣUƷԸNʽ\(yn)ݔ(yng)ꖹֱܳܟᣬcW(xu)|(zh)|
l(wi)ȫ
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