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| 型钢技术参数 | 
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荷载[ kN ]，L/200集中荷载
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CB2021
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CB2041
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CB2552
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CB2562
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CB2572
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跨距L(cm)
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F*
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f
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F*
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f
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F*
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f
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F*
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f
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F*
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f
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25
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4.29
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0.1
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8.19
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0.0
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13.53
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0.0
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14.76
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0.0
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20.41
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0.0
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50
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4.29
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0.5
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8.19
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0.2
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13.53
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0.1
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14.76
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0,1
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20.41
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0.1
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75
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4.29
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1.8
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8.19
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0.6
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13.53
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0.4
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14.76
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0,3
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20,41
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0.3
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100
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3.89
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4.0
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8.19
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1.4
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13.53
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1.0
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14.76
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0.7
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20.41
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0,6
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125
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3.11
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6.2
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8.19
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2.7
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13.53
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2.0
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14.76
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1.3
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20.41
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1.2
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150
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2.18
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7.5
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7.27
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4.2
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12.65
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3.3
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14.76
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2.3
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20.41
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2.1
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175
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1.61
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8.8
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6.24
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5.7
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10.84
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4.5
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14.76
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3.6
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20.07
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3.2
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200
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1.22
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10.0
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5.46
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7.4
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9.49
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5.9
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13.29
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4.8
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17.56
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4.2
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225
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0.97
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11.3
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4.85
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9.4
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8.43
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7.4
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11.81
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6.1
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15.61
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5.4
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250
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0.78
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12.5
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4.36
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11.5
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7.59
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9.2
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10.63
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7.6
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14.05
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6.6
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275
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0.65
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13.8
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3.92
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13.8
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6.90
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11.1
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9.66
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9.2
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12.77
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8.0
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300
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0.54
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15.0
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3.28
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15.0
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6.33
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13.2
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8.86
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10.9
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11.71
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9.5
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325
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0.46
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16.3
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2.80
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16.3
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5.84
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15.5
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8.18
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12.8
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10.81
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11.2
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350
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0.40
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17.5
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2.41
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17.5
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5.29
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17.5
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7.59
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14.8
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10.03
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12.9
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375
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0.35
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18.8
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2.11
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18,8
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4.62
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18.8
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7.09
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17,0
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9.37
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14.9
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400
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0.31
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20.0
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1.85
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20.0
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4.05
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20.0
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6.64
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19.4
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8.78
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16.9
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425
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0.27
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21.3
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1.64
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21.3
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3.60
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21.3
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6.09
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21.3
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8.26
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19.1
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450
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0.24
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22.5
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1.46
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22.5
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3.20
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22.5
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5.42
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22.5
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7.80
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21.4
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475
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0.22
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23.8
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1.31
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23.8
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2.88
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23.8
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4.87
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23.8
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7.38
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23.8
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500
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0.20
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25.0
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1.18
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25.0
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2.59
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25.0
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4.39
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25.0
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6.64
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25.0
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①挠度f②长细比L/r<300;③*由焊点剪切力确定
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