two-course
| method
| two-course | |
| hydroel.st. | 双层的 |
| method | |
| gen. | 法; 标准; 水平 |
| environ. | 方法 |
| hydroel.st. од. | 方法 |
| mech. | 电火花法 |
| |||
| 双层的 | |||
| 双程的 | |||
|
two-course : 23 phrases in 8 subjects |
| Agriculture | 2 |
| Air defense | 2 |
| Animal husbandry | 1 |
| Architecture | 1 |
| Scientific | 1 |
| Space | 2 |
| Technology | 12 |
| Textile industry | 2 |