| English thesaurus | |||
| |||
| DSA (harser) | |||
|
Density Spectral : 68 phrases in 16 subjects |
| Automated equipment | 7 |
| Communications | 5 |
| Construction | 1 |
| Dosimetry | 14 |
| Earth sciences | 8 |
| Electronics | 17 |
| Life sciences | 1 |
| Lighting other than cinema | 3 |
| Mathematics | 1 |
| Measuring instruments | 1 |
| Metrology | 1 |
| Nuclear physics | 1 |
| Optics branch of physics | 1 |
| Physics | 3 |
| Statistics | 1 |
| Technology | 3 |