| |||
| 受压圆柱体 (试块) | |||
|
compression cylinder : 11 phrases in 5 subjects |
| Automobiles | 1 |
| Compressors | 1 |
| Explosives and Explosive Ordnance Disposal | 3 |
| Mining | 1 |
| Technology | 5 |
| |||
| 受压圆柱体 (试块) | |||
|
compression cylinder : 11 phrases in 5 subjects |
| Automobiles | 1 |
| Compressors | 1 |
| Explosives and Explosive Ordnance Disposal | 3 |
| Mining | 1 |
| Technology | 5 |