ӭϺƼ北京快乐8--ӹ̹

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北京快乐8Ϊʲô̼ǥά۸һ

Դվԭ  ڣ2019-5-14

                           ̼Ķ̼ǥά

    ̼ǥάͨ12K̼ǥԭ˿ģһֵӹֱ̲Ϊ̼˲̼ά̼֯άԤ̼άӹ̲̼̼ά֯ȡһڽṹӹ𵽷dzҪã̼ǥάһѡ߲ǽ޷Ԥеijɹ

                ̼ǥά

   1ǿȼ,һ̼Ҫȶ̼˲ĿǿȺ͵ģֵҪ,һ3400MPa,3000MPa,쳤ֵҲԸһ

 2,г̼ĿͨΪ300g/O200g/O,Ҳ;ۺ,300ۺ200˵Ҫһ,2000.111mm,3000.167mmֿ̼жֿ:10cm.15cm.20cm.25.cm.30cm.50cm.ԼҪر

     ԴԺ̼ǥάʱضҪԼƵı׼äĿ깺̼ǥά

 

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