| English thesaurus | |||
| |||
| BCI (ssn) | |||
|
binary coded : 76 phrases in 13 subjects |
| Automated equipment | 4 |
| Business | 1 |
| Communications | 6 |
| Computers | 9 |
| Electronics | 1 |
| General | 6 |
| Information technology | 22 |
| Mathematics | 1 |
| Measuring instruments | 3 |
| Microelectronics | 10 |
| Optics branch of physics | 1 |
| Physics | 1 |
| Technology | 11 |