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焊 丝 : 183 phrases in 23 subjects |
Architecture | 4 |
Automobiles | 4 |
Aviation | 3 |
Bridge construction | 1 |
Chemistry | 2 |
Construction | 1 |
Drilling | 1 |
Electronics | 7 |
Exhibitions | 1 |
General | 4 |
Hydroelectric power stations | 2 |
Industry | 1 |
Metallurgy | 45 |
Nautical | 1 |
Oil / petroleum | 11 |
Patents | 1 |
Plastics | 6 |
Rail transport | 5 |
Shipbuilding | 4 |
Space | 5 |
Technology | 64 |
Telecommunications | 3 |
Welding | 7 |