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    ҭhoļ(hDd)
    c3333 lڣ2012/6/20 16:47:23

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    һl tUlʮlҎƶ˜ʺҎ
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    4ʹþ͵ܶȾϩLLDPEܶȾϩc͵ܶȾϩ죨LLDPE+LDPEԭСQȑ150mʹܶȻܶȾϩMDPEHDPEСQȑ80m
    5bɫSɫʢbtU͵fʢbȾԏUڰbϼעȾԏU֘
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    HDPEMDPE

    쏊ȣvMMpa

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    25

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    250

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    ⏊N/15mm

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    4505000.15mmLLDPELDPE+LLDPE
    4505000.08mmHDPEMDPE
    2bݷe0.1 m3bҎԸÑҪ_
    3ÑҪҰbݷe^0.1 m3rbȑԇ_CbB©wCеܲڱҪ

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    1wӲƲƳܷԱCʹõrЃʢbJ߲©һtoڲƉĵr±ٴδ_
    2̴ܷʢbע^鲣ƬJ̴߲ܴ
    3MʢbЏ1.5mֱ̎ˮBm3вF̴r
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    update news set hit=hit+1 where id=74
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