 |
| |||
| silex; silica; silicic anhydride; silicon dioxide; silicic-acid anhydride | |||
| silicic acid anhydride | |||
| кремнёвый ангидрид: 5 phrases in 2 subjects |
| Geology | 1 |
| Oil / petroleum | 4 |
|
| |||
| silex; silica; silicic anhydride; silicon dioxide; silicic-acid anhydride | |||
| silicic acid anhydride | |||
| кремнёвый ангидрид: 5 phrases in 2 subjects |
| Geology | 1 |
| Oil / petroleum | 4 |