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hanger shaft |
吊轴 : 50 phrases in 12 subjects |
Architecture | 2 |
Automobiles | 3 |
Earth sciences | 1 |
Electric machinery | 1 |
Electronics | 2 |
General | 2 |
Mechanic engineering | 1 |
Metallurgy | 2 |
Nautical | 1 |
Oil / petroleum | 2 |
Rail transport | 3 |
Technology | 30 |