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| 1. | two-span railway bridge |
| 两孔铁路桥 |
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| 2. | Railway bridge span series |
| GB/T904-1994铁路桥梁跨度系列 |
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| 3. | erecting crane for railway bridge span |
| 铁路架桥机 |
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| 4. | Cantilevers enabled bridge builders to span longer distances than truss bridges. |
| 悬臂桥使得桥梁建筑师能够修比桁架跨度更大的桥梁。在19世纪悬臂桥常常是铁路桥。 |
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| 5. | multiple span bridge |
| 多孔桥 |
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| 6. | a long-span bridge |
| 大跨径桥 |
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| 7. | two span bridge |
| 双跨度桥 |
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| 8. | long span suspension bridge |
| 长跨距吊桥 |
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| 9. | long span bridge |
| 长跨桥 |
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| 10. | A bridge will fly to span the north and south, turning a deep chasm into a thoroughfare. |
| 一桥飞架南北,天堑变通途 |
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