 |
| |||
| Rockwell | |||
| с hardness твёрдость по шкале с роквелла: 6 phrases in 5 subjects |
| Drilling | 1 |
| Metallurgy | 1 |
| Military | 1 |
| Quality control and standards | 2 |
| Sakhalin | 1 |
|
| |||
| Rockwell | |||
| с hardness твёрдость по шкале с роквелла: 6 phrases in 5 subjects |
| Drilling | 1 |
| Metallurgy | 1 |
| Military | 1 |
| Quality control and standards | 2 |
| Sakhalin | 1 |