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self-recovery |
自复位 : 33 phrases in 13 subjects |
Automobiles | 6 |
Aviation | 4 |
Business | 1 |
Electric machinery | 2 |
Electronics | 6 |
General | 1 |
Geophysics | 1 |
Hydroelectric power stations | 1 |
Metallurgy | 2 |
Oil / petroleum | 1 |
Refrigeration | 1 |
Shipbuilding | 1 |
Technology | 6 |