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traction work |
牵 引 功 : 32 phrases in 12 subjects |
Agriculture | 3 |
Automobiles | 14 |
Construction | 1 |
Earth sciences | 1 |
Electric machinery | 1 |
Electronics | 1 |
Engineering geology | 1 |
Mechanics | 1 |
Metallurgy | 1 |
Oil / petroleum | 1 |
Plastics | 1 |
Technology | 6 |