 |
| |||
| 变数分离法; ★ 分离变量法 | |||
|
method of separation of : 9 do fraz, 6 tematyki |
| Chemia | 1 |
| Ekologia | 1 |
| Hutnictwo | 1 |
| Lotnictwo | 2 |
| Nauka o ziemi | 1 |
| Technika i technologia | 3 |
|
| |||
| 变数分离法; ★ 分离变量法 | |||
|
method of separation of : 9 do fraz, 6 tematyki |
| Chemia | 1 |
| Ekologia | 1 |
| Hutnictwo | 1 |
| Lotnictwo | 2 |
| Nauka o ziemi | 1 |
| Technika i technologia | 3 |