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24893.0-81

po po
- po
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   2009-04-15
   2009-05-01
   1983-01-01
    po .
   Reinforced concrete frame brace for industrial buildings. Specifications
    po a a 6,0 , a a a , aa a ( ) a a, , po po , 7-9
 24893.0-81 24893.0-81