 |
| |||
| D.D.T. n; Dichlordiphenyltrichloräthan n | |||
| D.D. T: 16 phrases in 7 subjects |
| Communications | 1 |
| General | 4 |
| Mechanic engineering | 2 |
| Medical | 6 |
| Mining | 1 |
| Nuclear physics | 1 |
| Technology | 1 |
|
| |||
| D.D.T. n; Dichlordiphenyltrichloräthan n | |||
| D.D. T: 16 phrases in 7 subjects |
| Communications | 1 |
| General | 4 |
| Mechanic engineering | 2 |
| Medical | 6 |
| Mining | 1 |
| Nuclear physics | 1 |
| Technology | 1 |