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螺栓 连 接 : 93 phrases in 21 subjects |
Architecture | 3 |
Automobiles | 11 |
Aviation | 1 |
Bridge construction | 3 |
Cables and cable production | 1 |
Chemistry | 1 |
Drilling | 8 |
Electronics | 4 |
Engineering geology | 1 |
Hydroelectric power stations | 5 |
Mechanic engineering | 1 |
Metallurgy | 2 |
Nautical | 2 |
Oil / petroleum | 6 |
Plastics | 3 |
Rail transport | 3 |
Refrigeration | 1 |
Shipbuilding | 1 |
Space | 2 |
Technology | 32 |
Wind Energy | 2 |