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关注:1
2013-05-23 12:21
求翻译:d) Specify camber for roof supporting members (e.g., open web joists, structural shapes, and plate girders of steel).是什么意思?![]() ![]() d) Specify camber for roof supporting members (e.g., open web joists, structural shapes, and plate girders of steel).
问题补充: |
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