平 焊 : 171 phrases in 22 subjects |
Architecture | 6 |
Automobiles | 1 |
Aviation | 4 |
Bridge construction | 5 |
Chemistry | 1 |
Compressors | 1 |
Construction | 1 |
Drilling | 1 |
Electric machinery | 1 |
Electronics | 10 |
Engineering geology | 1 |
General | 5 |
Hydroelectric power stations | 4 |
Mechanics | 1 |
Metallurgy | 21 |
Oil / petroleum | 9 |
Plastics | 6 |
Rail transport | 2 |
Shipbuilding | 1 |
Space | 2 |
Technology | 86 |
Wind Energy | 2 |