5.1 ר ( )
( , , ).
, . , 3- .
, . . 100%.
m1 = 100 ( - 2) / (1 - 2)
m1 - ( );
- ;
1 - ;
2 - .
.
= (1 m1 + 2 m2 + + n mn): Σ m,
1, 2, n - ;
m1, m2 mn , %.
. . 32%, 25% 23%. , 26%.
.
25% (26%). 27%, .. , 26%.
( 32%). : m1 =100(27 25) / (32 25) = 28,6%
28,6%, 100% - 28,6% = 71,4%.
( 23%) ( ) 27%, 23% , . . m(1+2) = 100 (26 23): (27 23) = 75,0%.
|
|
m3 = 100% - 75,0% = 25,0%. , 75,0% 25% .
28,6% , 75,0% 75 × 28,6/100 = 21,5%; 75,0% - 21,5% = 53,5%.
. (32 × 21,5 + 25 × 53,5 + 23 × 25):100 = 26,0%..
1. 25%, 20, 22, 29%
______________________________________________________________________________________
2. 0,85%, 0,61, 0,77 1,02%.
________________________________________________________________________________________
1. . ?
2. .
3. ?
______________ __________________
5.2
1. 52189-2003
, %, , | ||||||||||||
, % | ||||||||||||
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, %, | ||||||||||||
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, , | ||||||||||||
, % | ||||||||||||
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/%, , | ||||||||||||
067 2%.
2. 27558-87
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3. .
, | , | , % | |||
4. ( 20239-74)
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5. ( 27559-87)
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6. ( 27493 87)
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7. .
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, ______ _______
% | . | |||
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8. ( 27494 87)
, | , | , % | ||||
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9. ( 27560-87)
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. 1 3 0,3 0,4 . .
, . : . .
: 3,0; 1- 3,5; 2- 4,5, , .
() :
= m 100 100 / m1 (100 W),
m m1 ();
W (%).
0,001. 0,0025%. 0,01. , .
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2. .
3. - .
4. ( )?
5. ?
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5.3
1. ( 171-81) - .
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5.4
1. .
2. , - , .
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5. ( ) .
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100 ___________________________________