| |||
| 延时雷管; 迟发引信 | |||
|
fuse delay : 28 phrases in 5 subjects |
| Electronics | 4 |
| Explosives and Explosive Ordnance Disposal | 5 |
| Oil / petroleum | 1 |
| Space | 4 |
| Technology | 14 |
| |||
| 延时雷管; 迟发引信 | |||
|
fuse delay : 28 phrases in 5 subjects |
| Electronics | 4 |
| Explosives and Explosive Ordnance Disposal | 5 |
| Oil / petroleum | 1 |
| Space | 4 |
| Technology | 14 |