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performance calculation | |||
power calculation |
功率计算: 18 phrases in 10 subjects |
Air defense | 1 |
Automobiles | 2 |
Aviation | 1 |
Computer numerical control | 1 |
Electric machinery | 1 |
Electronics | 2 |
Engineering geology | 1 |
Oil / petroleum | 1 |
Technology | 7 |
Wind Energy | 1 |