refractaire : 142 phrases in 18 subjects |
Chemistry | 26 |
Coal | 3 |
Construction | 10 |
Earth sciences | 1 |
Economy | 1 |
Electronics | 2 |
Environment | 3 |
General | 18 |
Health care | 2 |
Industry | 21 |
Labor law | 1 |
Materials science | 2 |
Mechanic engineering | 3 |
Medical | 1 |
Metallurgy | 45 |
Nuclear physics | 1 |
Social science | 1 |
Technology | 1 |