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oúV̶̼ܶȴȴ^ɶȺW(xu)ܷ(wn)^õĹwwܿɿߑҸwoúVϲжк|(zh)oúVˮоܽĥԏıȱeͺ,oúVˮˮѭh(hun)ˮ^V^õĺÉ,ֱӰVˮ|(zh).ˮ̎xoúһҪxwҷС̼ߵ

  oúVg(sh)Ҫ

1oúʺĥp֮Ͳ(yng)3%ٷʰ|(zh)Ӌͬ

2oúƽܶһ㲻С1.4g/cm3,1.6g/cm3

3oú(yng)Ҋ퓎rм(yng)3%ܶȴ1.8g/cm3|(zh)(yng)8%

4oú}ʲ(yng)3.5%

oúVϵ

1ˮğoú飺0.8-1.2mm1.2-2mmI(y)ˮoú飺1-2mm2-4mm4-6mm

2ڸNğoúСָIJ(yng)3%ָIJ(yng)2%

   oúVĿǰձõļ^V;Vm(yng)ˮ͹I(y)a(chn)ˮԼN͵ͨVpӼӞVأNˮ^VNh(hun)O(sh)^VbˮCе^Vұˎ켈ӡȾʳƷȵa(chn)ǰˮ|(zh)̎                                          

oúVϵİb:

Ͼbÿ50ꎛ̎˱

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