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插 塞: 149 phrases in 20 subjects |
Automobiles | 15 |
Aviation | 3 |
Chemistry | 1 |
Compressors | 1 |
Construction | 3 |
Dermatology | 3 |
Drilling | 6 |
Electric machinery | 5 |
Electronics | 24 |
General | 5 |
Metallurgy | 2 |
Nautical | 2 |
Nuclear and fusion power | 1 |
Oil / petroleum | 11 |
Plastics | 2 |
Shipbuilding | 1 |
Space | 4 |
Technology | 54 |
Telecommunications | 5 |
Wood processing | 1 |