| |||
| 柱状结构 | |||
| 柱式结构 | |||
|
column structure : 15 phrases in 6 subjects |
| Agriculture | 2 |
| Architecture | 3 |
| Hydroelectric power stations | 1 |
| Metallurgy | 3 |
| Nautical | 3 |
| Technology | 3 |
| |||
| 柱状结构 | |||
| 柱式结构 | |||
|
column structure : 15 phrases in 6 subjects |
| Agriculture | 2 |
| Architecture | 3 |
| Hydroelectric power stations | 1 |
| Metallurgy | 3 |
| Nautical | 3 |
| Technology | 3 |