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4. .

, , .

, ' , .

. 40 . , , 20 , :

0 = 20 * 40 = 800 13,33

:

0 = 13,33 * 12 = 159,96

:

0 = 0 * t2 * ( 1 + 1 + 2 ), (4.1)

t2 - , ( t2 = 1,30),

1 - , ( 1 = 0,48 ),

2- , (2 = 0,3 ).

:

0 = 13,33 * 1,30 *( 1 + 0,48 + 0,3)= 30,84 .

0 = 30,84 * 12 = 370,08 .

(1) (p) (.):

1 = + . (4.2 )

, ', . () 15% .

, :

. = + + + , (4.3)

- , :

m Qi

= ∑ ------ , (4.4)

i=1 Vi

Qi , ,

Vi - i- ,

m - .

3,5 * 10

= --------------= 21,91 (/)

156 *1024

- ', :

p

= Q + t + ∑ Q + ti, (4.5)

i=1

Q - , ,

t - ,

Q - i- , ',

ti - i- , ',

p - , '.

= 3,5 * 108 * 105* 87 * 104 = 6110 (/)

- , :

l Qj

= ∑ ------ , (4.6)

i=1 Vj

Qj j- ,

Vj - j- ,

l - ,

1,6 * 105 1,6 * 10 5 * 60

= ---------- + ----------------------= 91,397 /

156 * 1024 900 * 118

, = 21,91+6110+91397-1000=5223,307/,

= 1,451 /

= 1,451 * 0,15 = 0,217

:

0= 1,451 + 0,217 = 1,668 ()

= 1,668 * 12 = 20,02 ()

:

g = 1 - 0 (4.7)

g0 = 13,33 - 1,668 = 11,66 ()

g' = 159,96 - 20,02 = 139,94 ()

Ϫ :

1 = + t * ( 1 + 1 + 2 ) + * /, (4.8)

t - (0,58 ),

C / - Ϫ ( 7,40 )

1 =0,217 * 0,58 *( 1 * 0,48 + 0,3)+ 1,451 * 7,40= 10,96 .

1 = 10,96 * 123 = 131,52 .

, , :

g = C0 - C1'' , (4.9)

g = 370,08 - 131,52 = 238,56 .

, , .