sectional blasting
| method
| sectional blasting | |
| tech. | 分段爆破 |
| method | |
| gen. | 法; 标准; 水平 |
| environ. | 方法 |
| hydroel.st. од. | 方法 |
| mech. | 电火花法 |
| |||
| 分段爆破 | |||
|
sectional blasting : 1 phrase in 1 subject |
| Explosives and Explosive Ordnance Disposal | 1 |