| |||
| one-unit system (cuando el motor de arranque y el generador se combinan en un solo grupo) | |||
|
sistema combinado : 9 phrases in 7 subjects |
| Agriculture | 1 |
| Computer numerical control | 1 |
| Environment | 1 |
| General | 1 |
| Labor organization | 1 |
| Technology | 3 |
| Transport | 1 |