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21. | isotropic elastic beam |
| 各向同性弹性梁,同质弹性梁 |
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22. | suspending beam |
| 吊梁 |
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23. | unsymmetrical beam |
| 不对称梁 |
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24. | beam and girder constructio |
| 治梁梁格结构 |
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25. | connecting beam |
| 结合梁 |
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26. | Beam Bridge |
| 梁桥 |
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27. | continuous beam |
| 连续梁 |
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28. | radius beam pitman |
| 辐梁枢轴|摇摆梁枢轴 |
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29. | equalizing beam |
| 平衡梁 |
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30. | differflange beam |
| 宽缘工字梁|不等缘工字梁 |
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