| |||
| 爆破振动监测测试地面周围爆破振动或者爆区附近空气压力的技术 | |||
|
blast vibration monitoring : 2 phrases in 1 subject |
| Explosives and Explosive Ordnance Disposal | 2 |
| |||
| 爆破振动监测测试地面周围爆破振动或者爆区附近空气压力的技术 | |||
|
blast vibration monitoring : 2 phrases in 1 subject |
| Explosives and Explosive Ordnance Disposal | 2 |