Добровольский В.И. Расчёты на прочность, жёсткость и устойчивость элементов конструкций
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qeps
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uraaxx
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urapxfta Ba r(orhuo noauunHn(a;
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xpoMx€
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Beca, sHepurn cTepxnr: c[r6r TpeHff np{ rafp},)|(e-
Hrir{ cocraBHoro crepxHr c npeccoB6rM
coeanHeHu€M).
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anr
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o I
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c
Oopvyra
(1.2)
npeacrasnter
c;6od
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(1.2)
cnpaBeAnxs,
ectr
pa6oqee HaqptxeHue
o
He npesuuaer
npelena
nponopltoHatLHocrn
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rae
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ro Marepuarla
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no rlp€nerry
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I.2. BAPI.IAHTLI
PACqETHO-NPOE(TI.IPOBOqHOfr
PAEOTbI
dACqETbI,HA
NPOqHOCTb
I-I XECTKOCTb
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=
l,
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4) s
pacnpereneHHbrMr.{
HarpFxaMr
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=
t, ...
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4). O6o6uefiHar pac,{erHar
cxeMa crepxHr
no(a3aHa
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pncyHxe
1.2.
hcxoA-
Hbre
naHH6re
Inr
pacqeroB
B3rrb x3
Ta6n, l,l B coorBercrBHH
c
utdDaMn fio_
vepa BapxaHra (UHB).
npl,
pac,rera\
npHHrrh:
pacnpeaereHHar
Harp)3xa
s=2
xH/cM; q,
=0;
nnrHa
/=50
cM; cr,1a P'{,5qf=50
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x (cxalHr)
E-2.t0<
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o.=300
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n€peMeqeH"e
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arr
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cn€,qyouee,
1
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cxeMy
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2. nocrposrL
3trropy HopManbHbrx
cxr /r'. B
lonrx
p.
3. nocrpourb
trrropy lopManbH6rx
lanprxeHuitr
6, s
ronlx
p/F,
rAe F
:
nd'l4
-
rHoulaAh
ceq€Hx,
AuaMerpoM
d crepxHr.
4.
llocrponrb
srtropy nepe'dewe]duf
Lz
B
r\o
rx
pl/EF.
5. Ha&r,
rHaMerpbr
nonepe'rH6rx
ceqeHrtt
yracrxoB
cTepxqr
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npoqHoc
i npu
3anaHrroM t(osQoruuenre
3anaca npo.tHocrql,r.
6, IlpoBeprj,
6 n npu Heo6xorriMocrl
o6ecneqxrL BHnonHeHx€
ycroBrr
xecr-
U
(t.5)
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l^, xo3ooslrlrclrr,
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m
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A:.
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|la
lonyckaeMoro nepeMeureHur
[6j
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B
fta)l(AoM
xoHrDeTHoM
(r)trac
s
coorBercTBHH
c
rpe6oBaHt,rrMH
flo xecTxocrr{
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)
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dz cr€pxHt
(pnc.
l.l),
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urue,q&OoepeHtlr€nbHre
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rDrnoxeHHon
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rp€aeneHHon
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l{' x
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&
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or HopMajLHofi
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paBHa
pac-
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& no
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l0
Ta6n.
1.1. I4cxoaHble aasHhle
I.3.
PACTIETHO-TIPOEKTI-{POBOqHA'
PASOTA
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HA NPOqHOCTb
I-{ XECTKOCTb
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NPH PACT'XEHHh
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q:2 KIVCM:
q'z
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/=50 cM:
cllna
P=0,541=50
xH;
Morynb
ynpyrocru Mareprana
crepxHt
rpr
pa€rrxeHtt
(cxartH)
E=2 1 05
Mnai [p€aen
reKy'recr!
Marepnana
cr€pxnt
or
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ct€A/rouee
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pacqeTH]m cxeMy
cTepxHt'
2. nocrponrb
tmopy
HopManEHbrx
cllt
N,
B
aontx
P
f. fiocior.rrE
3rlropy
nopMarl[HErx
HanPtxeHgfi
a.
B
^o]tax
P/F'
rN F:
xct2/4
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d crePxHt.
4. nocrDorrh
3nopy
flepeheu\eH
iA Lz
a
tont\
PI/EF'
5.
Haril alaverpu
noflepeqthx
caqeHlrfi
yqasrxoa crepxHt
u:
ycnoBtt
nDoqHocrr
npx
3aAa
HoM xo3QoH0xeFre
3anaca
npoqHocru
'r'
O.
nposepuri
u npr
HeoOxoanMocrn
o6ecreqmL
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PEIUEHIIE
l- BbrqepqBa€M
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pacqerqro
cxeMy
crepxH-'
(prc'
I3)
B
coorBefcrBln
c ulopaMtr
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Bapuarra
nplr
nono(meflLHllx
3Haqe|lttx
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q,
$x HanpaBneHxt.
noxaiaHHhle
Ha o6o6ureHHoi
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ro B
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pacqerHofi cxeMe
nx
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Ha nportlBo-
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