 |
| |||
| 拉制法; 拉晶法 | |||
| 牵引法 | |||
|
pull method : 22 a las frases, 9 temas |
| Aviación | 2 |
| Ferrocarril | 1 |
| General | 1 |
| Maquinaria electrica | 1 |
| Metalurgia | 2 |
| Petróleo | 2 |
| Química | 1 |
| Tecnología | 9 |
| Tiro al arco | 3 |
|
| |||
| 拉制法; 拉晶法 | |||
| 牵引法 | |||
|
pull method : 22 a las frases, 9 temas |
| Aviación | 2 |
| Ferrocarril | 1 |
| General | 1 |
| Maquinaria electrica | 1 |
| Metalurgia | 2 |
| Petróleo | 2 |
| Química | 1 |
| Tecnología | 9 |
| Tiro al arco | 3 |