 |
| |||
| physical unit; PU | |||
| hard block (ssn) | |||
| physical block (напр., записей в памяти) | |||
| физический блок: 25 phrases in 8 subjects |
| Computers | 1 |
| Energy industry | 1 |
| Information technology | 3 |
| Mass media | 10 |
| Measuring instruments | 1 |
| Programming | 7 |
| Security systems | 1 |
| Telecommunications | 1 |