-2   -30  -15,    -170/250

: 12B-2 (2-19,05)

12B-2 (2-19,05) Z=9

     12B-2 (2-19,05) Z=9, D2=12 , L=45 , dm=37 , =0,44

 12B-2 (2-19,05) Z=9



12B-2 (2-19,05) Z=9 609.6 P =.


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