| |||
| кислородная активность | |||
| активность кислорода | |||
| аО (ipesochinskaya) | |||
|
oxygen activity : 10 phrases in 3 subjects |
| Chemistry | 8 |
| Nuclear and fusion power | 1 |
| Oil / petroleum | 1 |
| |||
| кислородная активность | |||
| активность кислорода | |||
| аО (ipesochinskaya) | |||
|
oxygen activity : 10 phrases in 3 subjects |
| Chemistry | 8 |
| Nuclear and fusion power | 1 |
| Oil / petroleum | 1 |