, (: ) Nc, 2
L, B, H - , , , ;
L, B, H , , , ;
= k*ΣlH*hH , , ;
lH, hH , ;
k = 1 .
= 1*6,5*7,1 = 46,15 2
l, h - , ;
N = 26,8*(9,2+1,8)+46,15= 294,97 => 183 2
NC=78*(9,2+3,5)+1*(74*2,5+20*5,0)= 1095.52
1000 2
F=171+3,92*10-2:(1095.5 -1000)= 182.9
. ,
d=25
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Nc <500 :
z = (N + a)/b,
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z = (295+ 420)/200 = 2,4 => 4
() :
l = a1+b1Nc
: a1 = 100, b1 = 0,1 Nc<700
l = 100+0,1*295= 127,3 .
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