璺: N=48,4 , M=43,85 , Q=11,65 .
, N , . , , Na.
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. Na, . min =R.
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=
=
2 - x(
=0
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k=0.8 ,
n=2
d=28 ()
N () | N () | |
278.704 | 302.014 | |
248.202 | 261.607 | |
258.308 | 278.801 | |
308.390 | 298.761 |
³ . b=13,5 , (1/50...1/60) 2100=45...35 . 150x50 135x44,5 , 8 , h=84.45=35.6 .
( ), N=308,39 . ( ) . - .2.6-184 ,
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1 .
: - ; - ; - fact
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, :
br=13,5 35,6=480,6 2,
. , e= 10 , efact =12 . efact 2 efact .Ⳮ efact .
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11
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