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21.605-82

po po
- po
.

   
   2009-04-15
   2009-05-01
   1983-07-01
    po po. ( ).
   System of design documents for construction. Heat supply systems (thermomechanical part). Working drawings
    a ( ) po po apo .
po a :
- po t 200 . 2,5 (25 /..);
- po t 440 . 6,4 (64 /..)
 21.605-82 21.605-82