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Ҏ1-2mm2-4mm4-8mm8-1616-3220-4040-80ȣҎԸ͑Mмӹa g
Ŀyԇ Ŀ yԇ
0.4 3mm 2 2.2g/cm3
ʡ450mg/gѱ0.45 0.55g/cm3
ȡ80 95%ݷe0.7 1cm3/g
ֵ900 1100mg/gȱe900 1100m2/g
mֵ100 150mg/g PHֵ8 10
Óֵ5cmҷݡ8 12%
ˮݡ3%ȟ 1.00J/g.
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