 |
| |||
| С2H6O (MichaelBurov); CH3CH2OH n (MichaelBurov); CH3-CH2-OH n (MichaelBurov) | |||
| С2H5: 5 phrases in 4 subjects |
| Acoustics | 1 |
| Aviation | 1 |
| Chemistry | 2 |
| Construction | 1 |
|
| |||
| С2H6O (MichaelBurov); CH3CH2OH n (MichaelBurov); CH3-CH2-OH n (MichaelBurov) | |||
| С2H5: 5 phrases in 4 subjects |
| Acoustics | 1 |
| Aviation | 1 |
| Chemistry | 2 |
| Construction | 1 |