材料 性 能 : 41 phrases in 18 subjects |
Agriculture | 1 |
Architecture | 1 |
Aviation | 1 |
Bridge construction | 6 |
Chemistry | 2 |
Commerce | 1 |
Environment | 1 |
Footwear | 1 |
Hydroelectric power stations | 4 |
Jewelry | 1 |
Metallurgy | 1 |
Oil / petroleum | 2 |
Physics | 1 |
Plastics | 1 |
Polymers | 1 |
Shipbuilding | 5 |
Space | 3 |
Technology | 8 |