| |||
| ...en contrafase; ...en montaje simétrico | |||
|
in controfase : 20 phrases in 7 subjects |
| Communications | 6 |
| Earth sciences | 1 |
| Electronics | 4 |
| Information technology | 3 |
| Measuring instruments | 1 |
| Mechanic engineering | 4 |
| Vacuum tubes | 1 |
| |||
| ...en contrafase; ...en montaje simétrico | |||
|
in controfase : 20 phrases in 7 subjects |
| Communications | 6 |
| Earth sciences | 1 |
| Electronics | 4 |
| Information technology | 3 |
| Measuring instruments | 1 |
| Mechanic engineering | 4 |
| Vacuum tubes | 1 |