ätzen : 43 phrases in 13 subjects |
Astronomy | 1 |
Chemistry | 5 |
Construction | 1 |
General | 1 |
Medical | 1 |
Microelectronics | 23 |
Mining | 1 |
Nuclear and fusion power | 1 |
Polygraphy | 1 |
Silicate industry | 2 |
Technology | 3 |
Textile industry | 2 |
Радиоактивное излучение | 1 |