 |
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| 双竖杆桁架 | |||
| 双柱式; 双柱架 | |||
| 瓜柱【建】; 桁架双柱; 双柱桅; 双柱式; 双柱桁架立杆; 双柱屋架; 双柱桁架的双柱; 双柱桁架的中部对称直腹杆; 双柱; 双竖杆 | |||
| |||
| 双柱架 | |||
| 双柱桁架的双柱; 双柱桁架的中部对称直腹杆 | |||
| queen post: 46 phrases in 6 subjects |
| Architecture | 5 |
| Bridge construction | 3 |
| Construction | 1 |
| Hydroelectric power stations | 1 |
| Rail transport | 1 |
| Technology | 35 |