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英文摘要--
The world there are many bridges, but there are many bridges because of natural disasters or that the collapse of the destruction. There are also many bridges there is no great use of materials very good results. We have studied a certain material in order to limit the functions of a better, you can help us to understand the structure of bridges, research materials and the relationship between endurance. Through the model to understand the process of designing the model-making process, improve&nbs上一页 [1] [2] [3] [4] [5] [6] 下一页 |
