| |||
nedkuling af frø; stratificering | |||
lagdeling | |||
opdeling | |||
lagdannelse | |||
stratifikation | |||
stratiticering; stratificeret udvælgelse; opdeling |
estratificação: 22 phrases in 12 subjects |
Agriculture | 1 |
Coal | 1 |
Earth sciences | 1 |
Economy | 1 |
Environment | 3 |
Industry | 2 |
Life sciences | 1 |
Mathematics | 1 |
Natural sciences | 1 |
Social science | 3 |
Statistics | 6 |
Transport | 1 |