231400 . , . , 15 (): 8(01597) 4-90-88 e-mail: ngtek@tut.by
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70-
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31 " - 2019". 8 : -1, -1, -1, -1, -1, -22, -22, -22.


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1 – -1
2 – -1 -1
3 – -1 -1

1 – -22
2 – -22
3 – -22













 
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