8.
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8.1. .
8.2. .
8.3. .
8.4. .
8.5. .
.
635 . - , - . . , .
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0.030.06 . .
(.8.1). , 20% . , . , .
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. 8.1
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, ( , .8.1)
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(. 8.1)
(8.1)
, 1,151,2; 40 = 1,21.3; -80 = 1,51,6; = 1,82.0.
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(7.4)
- ();
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- .
I . -40 .
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(8.2)
³ 1,2, .. .