 |
| |||
| 对数平均直径 | |||
|
logarithmic mean diameter : 2 phrases in 2 subjects |
| Explosives and Explosive Ordnance Disposal | 1 |
| Technology | 1 |
|
| |||
| 对数平均直径 | |||
|
logarithmic mean diameter : 2 phrases in 2 subjects |
| Explosives and Explosive Ordnance Disposal | 1 |
| Technology | 1 |