| |||
pre amplifier | |||
prestage | |||
biochemical precursor | |||
first stage | |||
front end (e.g. RF receiver) | |||
precursor | |||
input stage; preliminary stage; low-level stage |
Vorstufe : 21 phrases in 9 subjects |
Chemistry | 1 |
Earth sciences | 1 |
Economics | 1 |
Electronics | 1 |
General | 11 |
Health care | 1 |
Medical | 3 |
Taxes | 1 |
Transport | 1 |