 |
| |||
| 梁的间隔距离; 梁间间距 | |||
| beam distance: 9 phrases in 5 subjects |
| Automobiles | 3 |
| Bridge construction | 1 |
| Electronics | 1 |
| Oil / petroleum | 1 |
| Technology | 3 |
|
| |||
| 梁的间隔距离; 梁间间距 | |||
| beam distance: 9 phrases in 5 subjects |
| Automobiles | 3 |
| Bridge construction | 1 |
| Electronics | 1 |
| Oil / petroleum | 1 |
| Technology | 3 |