cut and replacement
| method
| cut-and-replacement | |
| tech. | 换土法 |
| method | |
| gen. | 法; 标准; 水平 |
| environ. | 方法 |
| hydroel.st. од. | 方法 |
| mech. | 电火花法 |
| |||
| 换土法 | |||
|
cut and replacement : 2 phrases in 1 subject |
| Bridge construction | 2 |