| |||
| 提升机构 | |||
| ★ 升降装置 | |||
| ★ 升降系统 | |||
| 顶起系统; 顶管系统 | |||
|
jacking system : 13 phrases in 6 subjects |
| Bridge construction | 3 |
| Electric machinery | 2 |
| Hydroelectric power stations | 1 |
| Nautical | 2 |
| Oil / petroleum | 3 |
| Technology | 2 |
| |||
| 提升机构 | |||
| ★ 升降装置 | |||
| ★ 升降系统 | |||
| 顶起系统; 顶管系统 | |||
|
jacking system : 13 phrases in 6 subjects |
| Bridge construction | 3 |
| Electric machinery | 2 |
| Hydroelectric power stations | 1 |
| Nautical | 2 |
| Oil / petroleum | 3 |
| Technology | 2 |