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19912-2001

po po
- po
.

   
   2009-04-15
   2009-05-01
   2002-01-01
   . a po
   Soils. Field test methods by static and dynamic sounding
    po a po, , po , a po po.
po a , 10 25% , po , 10 40% , a po
 19912-2001 19912-2001