 |
| |||
| Frasch (bse.sci-lib.com/article117496.html Jespa); Frash method (добычи серы); Frasch process (a method to extract sulfur from underground deposits MichaelBurov) | |||
|
метод Фраша : 4 צירופים, 2 נושאים |
| טֶכנוֹלוֹגִיָה | 2 |
| כְּרִיָה | 2 |
|
| |||
| Frasch (bse.sci-lib.com/article117496.html Jespa); Frash method (добычи серы); Frasch process (a method to extract sulfur from underground deposits MichaelBurov) | |||
|
метод Фраша : 4 צירופים, 2 נושאים |
| טֶכנוֹלוֹגִיָה | 2 |
| כְּרִיָה | 2 |