建筑材料 期末复习题集
description
Transcript of 建筑材料 期末复习题集
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2 2-1 2.65g/cm32.61g/cm31680 kg/m3 P P [] , 0
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2-2 2900g2550g24011553mm50g18.62 cm3
[]
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2-3 174178165MPa
0.930.85[]
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2-4 :
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2-5 a. >90 b. .90c.0: b:>90[] 90>90
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4 4-1
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12 34[] Ca(OH)2Ca(OH)2
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4-2:
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[]
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4-3
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[] CaOH2
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4-4. aSO4H2O
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, , , , []
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4-5 1 2
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3 21%4 , .[].
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4-6 MgCO3
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MgO3.2800900kg/m375mm15mm [] MgO4060Pa
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4-7
CO2
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Na2SiF6
SiO2[]
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4-8 Na2OnSiO2 nSiO2mH2O Na2OnSiO2
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5 5-1
d
%
3S
C2S
C3
4AF
56
17
12
15
42
35
7
16
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[] 3S C3 C2S
3S
C2S
C3
4AF
28d
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5-2. []
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5-3 28d[] GB175-19990.08 mm0.08 mm10%
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5-4.1 2 CaOH2
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1.5[] 5.0
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5-5.~4[]
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5-6.:3SC33SC3
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[] C33S
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5-7.:CaOH2CaOH2
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[] 1CaOH2C3AH62
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5-8 CaOH2C3AH6C3AS3H311.5
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C3AH6C3AS3H31
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[] CaOH2C3AH6C3AS3H311.5
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5-9 SiO2Al2O3CaOH2CaOH2
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[]
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5-10 1CaOH2SiO2Al2O3
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23
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4CaOH2C3AH6CaOH2
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[] SiO2Al2O3
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5-11.
kN
kN
3d
28d
3d
28d
1.25
2.90
23
75
29
71
1.60
3.05
29
70
28
68
1.50
2.75
26
69
27
70
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1
3d
(>10%)
1.25
3d
_1057418541.unknown
_1057481335.unknown
_1057481339.unknown
_1057418880.unknown
_1057418465.unknown
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28d
28d
_1057479215.unknown
_1057481559.unknown
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2
3d
>10%
23
3d
_1057477674.unknown
_1057477840.unknown
_1057481256.unknown
_1057477691.unknown
_1057418880.unknown
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28d
28d
_1057481183.unknown
_1057481252.unknown
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MPa
MPa
3d
28d
3d
28d
17.4
44.1
3.6
6.8
(GB175-1999)42.5
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[] 0.1MPa30.1MPa10
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6 6-1
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6-2[] 95%
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6-3
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[]
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6-4
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6-5. 2030
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[]
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6-500g
mm
5.0
2.5
1.25
0.63
0.315
0.16
()
5
100
150
145
80
20
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g
5.0
5
a1=5/500=1
A1=a1=1
2.5
100
a2=100/500=20
A2=A1+ a2=21
1.25
150
a3=150/500=30
A3=A2+ a3=51
0.63
145
a4=145/500=29
A4=A3+ a4=80
0.315
80
a5=80/500=16
A5=A4+ a5=96
0.16
20
a6=20/500=4
A6=A5+ a6=100
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4-1 [] x3.73.1x3.02.3x2.21.6x1.50.7
_1059632704.unknown
_1059632741.unknown
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6-7 170 kg40mm
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14341250mm[]
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6-8
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[]
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6-9
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[]
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6-10. 0.65
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[]
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6-11
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[]
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6-12. SO42 2400g2810C 15000gL[]
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6-13
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[]
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6-14
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[]
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6-15
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3
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[]
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6-16
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[]
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6-17
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[]
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6-181 2
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345
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[] WC
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6-19 4
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56[] 100MPaSiO2SiO2, SiO2Ca(OH)2
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6-20 306 286 2703.0a100mm
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[]100mm0.9595%95%t1.645
C20
_1059831621.unknown
_1059831823.unknown
_1059831341.unknown
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4-2110cm10cm10cm 7d140kN135kN 140kN, 28d 7
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22.4Pa
_1059845074.unknown
_1059845145.unknown
_1059845227.unknown
_1059845050.unknown
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[]
fnMPa
f2828dMPa
_1059845476.unknown
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6-22.
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[]
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6-23II
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IIIIV
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[]
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6-242025
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100175203
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[]
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6-25
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[]
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6-26
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35[]
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6-2712.613
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[]
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6-28 305MPa 42.5=3.10/cm1.08 os=2.60cm 530mm og=2.65/cm3 2 1
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(1)fcu,0
fcu,0= fcu,k + 1.645= 30 + 1.6455 =38.2 MPa
(2)W/C
fce = c
fce,k = 1.08 42.5=45.9MPa
4-8, 0.650.53
_1059981935.unknown
_1059983732.unknown
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3mw0
6-630,1m3185kg
(4) mc0
6-6260 mc0 3493
_1060067921.unknown
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66 /3JGJ55-2000
()
()
10
20
31.5
40
16
20
31.5
40
()
10~30
190
170
160
150
200
185
175
165
30~50
200
180
170
160
210
195
185
175
50~70
210
190
180
170
220
205
195
185
70~90
215
195
185
175
230
215
205
195
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68 JGJ552000
1.
0.65
0.60
200
260
300
2.
0.70
0.60
0.60
225
280
300
0.55
0.55
0.55
250
280
300
0.50
0.50
0.50
300
300
300
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5s67400.5332%~37%s=
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6-7 %JGJ55-2000
()
()
10
20
40
16
20
40
0.40
26~32
25~31
24~30
30~35
29~34
27~32
0.50
30~35
29~34
28~33
33~38
32~37
30~35
0.60
33~38
32~37
31~36
36~41
35~40
33~38
0.70
36~41
35~40
34~39
39~44
38~43
36~41
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s0g0
mc0=349mw0=185
s0=641
g0=1192
_1060154315.unknown
_1060154720.unknown
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7
m3 349 1856411192
=1.84 3.420.53
2
1
mc = mc0=349
s = s01+3%=6411+3%=660
g = g01+1%=11921+1%=1204
w= mw0s03%g01%=1856413%11921%=154
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[]
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6-293.151.896.24, 12.482450m3 C:S:G:W=3.15:6.24:12.48:1.89 =1:1.98:3.96:0.60
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2450C+S+G+W=2450 C+1.98C+3.96C+0.60C=7.54C=2450m3 C=325 S=1.98C=644 G=3.96C=1287 kg W=0.6C=195 kg[]
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6-30
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[]
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6-31SiO2Al2O3CaOH2
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[] 28
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6-32
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[]
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6-33
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[]
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6-34 108010032.5MPa1450kgm32%100mmM10=2.5 MPa5-3 fm0=f2 + 0.645=10+0.6452.5=11.6 MPa
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A=3.03B=15.09
Qc = 100011.6+15.09/ 3.0332.5 = 271 kg/m3
D QA= 330
DQc = 330271 = 59 kg/m3
_1060521320.unknown
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100 mm 1200.97 59 0.97 = 57 kg/m3 Qs= 10= 1450 0.02 = 1479 kg/m3 300 kg/m3 =271571479300[] = 10.215.46 300 kg/m3
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6-35
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[]
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6-36
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12.50.500.608032.5[]
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6-37
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[] 42.5=112151.52.0 0.0670.074 WmK=11580.0760.105 WmK
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7 -1 Fe2O3Fe2O3(FeO)
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[] Fe2O3(FeO)
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-2.
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[]510120002mm10 mm 10 mm15
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-3
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[]
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-4 1014.221.19.522.913.318.818.218.219.819.8MPa10
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S
fi
S= 4.05 MPa
=0.230.21
fmin=9.57.5
63 MU10
_1060699187.unknown
_1060853152.unknown
_1060699077.unknown
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[] 0.2110 fk
73MPa
0.21
0.21
fk
fmin
30
30.0
22.0
25.0
25
25.0
18.0
22.0
20
20.0
14.0
16.0
15
15.0
10.0
12.0
10
10.0
6.5
7.5
_1060698101.unknown
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-5
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[]
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-6. 1
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[]
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(
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8 8-1 0.25 0.250.600.60
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5.0 5.0%10.0%10.0% []
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8-2 sbsssb
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s[]
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8-3 a
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[
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8-4
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[]
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8-50.8C0.8C0.8
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8-6Q235AFQ235Q/mm2(ABCD)(FBZTZ)
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Q235AFQ235D235Q235DQ235AF, Q235DQ235AF Q235AFQ235D[] 195Q215Q235Q255Q275
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8-7IIVIIV235II III IV,
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[] II III IV, HRBHRB335 HRB400HRB500
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8-8 15201002002
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[]
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8-10 42.442.8kN; 62.0kN63.4kN126070.671.4mm,
1.
s =(394+375)2 = 385 N/mm2
_1061624560.unknown
_1061624575.unknown
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b =(548+561)2 = 555 N/mm2
=(17.7+19.0)2 =18.4%
_1061624822.unknown
_1061624980.unknown
_1061625211.unknown
_1061624683.unknown
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s1s2 335 N/mm2, b1b2 490 N/mm2, 16%II2. s/b = 385/555 =0.69II0.65~0.75
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9 9-16123
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156[]
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9-2602012.8%49.4
= 49.4[1+0.0512.8-12]= 49.6 MPa
_1061798626.unknown
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10 10-110.71.0cm3170
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()60010001.01.1gcm3
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10001 gcm3
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10-2 1
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10-3 []
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10-4
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[]
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10-5 1.1
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[]
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10-6
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10-7 m
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[]
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10- 8 70%90%1030100110
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218
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10-9
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[]
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10-10
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[]