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test aids |
测试工具 : 19 phrases in 12 subjects |
Air defense | 1 |
Automobiles | 1 |
Aviation | 2 |
Drilling | 2 |
Electronics | 2 |
Geophysics | 2 |
Information technology | 1 |
Mining | 1 |
Oil / petroleum | 3 |
Space | 1 |
Technology | 2 |
Telecommunications | 1 |