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adjustable speed | |||
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adjustable speed |
可调 速 : 42 phrases in 15 subjects |
Automobiles | 5 |
Drilling | 2 |
Electric machinery | 7 |
Electronics | 4 |
General | 2 |
Geophysics | 1 |
Mechanics | 1 |
Metallurgy | 6 |
Nautical | 1 |
Oil / petroleum | 2 |
Refrigeration | 1 |
Shipbuilding | 1 |
Space | 2 |
Technology | 5 |
Wind Energy | 2 |