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test step |
测试 步 : 44 phrases in 15 subjects |
Agriculture | 1 |
Automobiles | 1 |
Aviation | 3 |
Commerce | 1 |
Consulting | 1 |
Electric machinery | 1 |
Electronics | 10 |
Mining | 1 |
Oil / petroleum | 2 |
Radio | 2 |
Space | 2 |
Sports | 1 |
Technology | 7 |
Telecommunications | 10 |
Wind Energy | 1 |