 |
| |||
| operating duration; operate time; time of operation | |||
| operating time | |||
| power time; on time | |||
| |||
| pulse on time | |||
| tempo di funzionamento: 21 phrases in 8 subjects |
| Chemistry | 3 |
| Communications | 4 |
| Electronics | 2 |
| Measuring instruments | 2 |
| Metallurgy | 2 |
| Power system protection | 4 |
| Technology | 1 |
| Transport | 3 |