7
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1. . .
2. . , .
3. . , .
:
Q ≤ 0,3Rbbh0,
Q h0.
M ≤ Ms +Msw + Ms,inc,
Ms = ΣRsAszb
Msw = ΣRswAswzsw
Ms,inc = ΣRsAs,incz inc
Q ≤ Qb+Qsw +Qs,inc,
Qb , ,
Qsw- , ,
Qs,inc - ,
Qb=1,5Rbtbh02/c,
Qsw = ΣRswAsw,
Qs,inc = ΣRsAs,incsinΞ.
( -101-2003)
:
Q1 ≤ Qb1 + Qsw
Qb1 = 0,5Rbtbh0
Qsw = qswh0
-
l 0 < 20h
N ≤ ςφ(RbAb + RscA's)
φ = φb+2(φsb-φb)αs φ ≤ φsb
αs = μRs/Rb
μ , , 0,01-0,02.
ς , , 200 , ς = 0,9.
52-01-2004 ηv ηh, (Mv, Nv) (Mh, Nh) . .
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1.
2.
3. .
4. . ?