 |
| |||
| flying buttress arch | |||
| arc-boutant (垛); strainer arch; straining arch | |||
| 扶拱: 25 phrases in 6 subjects |
| Architecture | 2 |
| Construction | 1 |
| Electronics | 1 |
| General | 1 |
| Hydroelectric power stations | 3 |
| Technology | 17 |
|
| |||
| flying buttress arch | |||
| arc-boutant (垛); strainer arch; straining arch | |||
| 扶拱: 25 phrases in 6 subjects |
| Architecture | 2 |
| Construction | 1 |
| Electronics | 1 |
| General | 1 |
| Hydroelectric power stations | 3 |
| Technology | 17 |