| |||
drainage system | |||
disembarkation system |
système d'évacuation: 24 phrases in 12 subjects |
Aviation | 2 |
Coal | 1 |
Construction | 7 |
Economy | 1 |
General | 3 |
Health care | 1 |
Materials science | 2 |
Metallurgy | 1 |
Municipal planning | 1 |
Name of organization | 1 |
Natural resourses and wildlife conservation | 1 |
Transport | 3 |