mining intensity
| method
| mining intensity | |
| mining. од. | 开采强度 |
| method | |
| gen. | 法; 标准; 水平 |
| environ. | 方法 |
| hydroel.st. од. | 方法 |
| mech. | 电火花法 |
| |||
| ★ 开采强度 | |||
|
mining intensity : 2 phrases in 2 subjects |
| Engineering geology | 1 |
| Technology | 1 |