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19231.0-83

po po
- po
.

   
   2009-04-15
   2009-05-01
   1984-01-01
    .
   Reinforced concrete slabs for tramway track pavements. Specifications
    po a , a aa po 1524 , po a po a 20 . .
aa :
a 20 po ;
a a, 3200, 3424, 3550, 3758 ;
a ,
 19231.0-83 19231.0-83