Fracture plane: 30 phrases in 12 subjects |
Automobiles | 1 |
Electrical engineering | 1 |
Geology | 3 |
Ice formation | 1 |
Makarov | 4 |
Materials science | 2 |
Metallurgy | 2 |
Natural resourses and wildlife conservation | 3 |
Oilfields | 2 |
Physics | 2 |
Strength of materials | 2 |
Technology | 7 |