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    һ^ڹ·ϵy^Ǹ׃·ĹܼǶȷ45㼰90180NõҪ߀60Ƕȏ^^IJTFPϽTF̼ɫټϵcBӵķʽУֱӺӣõķʽmBBBݼyBӼвʽBӵaˇɷ֞飺ӏ^_^Ə^T쏝^^Q90

  • op^p͟Ժ߿_͸gԺ

    һop^ڹܵD̎һNܼڹܵϵyʹõȫܼռs80%ͨͬ؛ںď^xͬijιˇĿǰSõğop^ιˇП_DȶaƷBӷʽӈИ˜ʣGB/T12459-2005aƷҎ194ȼ:1ض:ߜعQͨ:25mmҎ:DN50:530e:mP:SB:ʽAmý|

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    һ̼䓏^Ǹ׃̼䓹ܵϹ·ĽٹܼBӷʽнzۼǶȷ45㼰90180NõҪ߀60Ƕȏ^^IJTFPϽTF̼ɫټϵcBӵķʽУֱӺӣõķʽmBBBݼyBӼвʽBӵaˇɷ֞飺ӏ^_^Ə^T쏝^

  • ИIYӍ
2016гְ