厚 钢 板 : 86 phrases in 12 subjects |
Architecture | 1 |
Automobiles | 2 |
Bridge construction | 1 |
Chemistry | 2 |
Electric machinery | 1 |
Electronics | 1 |
Explosives and Explosive Ordnance Disposal | 1 |
General | 3 |
Metallurgy | 56 |
Shipbuilding | 1 |
Steel production | 2 |
Technology | 15 |