 |
| |||
| instructional material; teaching material; instructional equipment | |||
| courseware | |||
| teaching aids; educational material; teaching equipment; educational aids; training aid; training materials; training aids | |||
| tutorial; audio-visual material (das sich optischer u. akustischer Mittel bedient) | |||
| tutorial paper | |||
|
Lehrmaterial : 5 фраз в 4 тематиках |
| Информационные технологии | 1 |
| Общая лексика | 2 |
| Патенты | 1 |
| Финансы | 1 |