???(Girder-Type Bridge) - PowerPoint PPT Presentation

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???(Girder-Type Bridge)

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Title: 99 Author: tesschi Last modified by: st Created Date – PowerPoint PPT presentation

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Title: ???(Girder-Type Bridge)


1
99???????????????????????
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2
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    ???
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  • 1.???????????
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3
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  • ???(Girder-Type Bridge)
  • ???(Truss Bridge)
  • ???(Arch Bridge)
  • ???(Suspension Bridge)
  • ???(Cable-Stayed Bridge)

4
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5
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6
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7
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8
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9
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10
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11
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12
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???? ????(g)
??? 5.0
??? 7.0
?? 6.0
??? 16.0
??? 16.0
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13
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???? ????(kg)
??? 0.96
??? 0.91
?? 4.885
??? 1.99
??? 1.33
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14
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???? ????(kg)
???? 4.03??
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15
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16
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17
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18
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19
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