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            £ 2013-08-16 18:15
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            ١ƽͣ50120
            ͣ¶Ȟ2%3%5%ɸÑҪӹNҎ
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                kg/m3 215 
            ϵ w/m·k  0.072 
            MPa 0.51 
            |ˮ % 1.6 
            ʹÜضȷ -40600 
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