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| operational testing; functional testing | |||
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操作 测试 : 53 phrases in 10 subjects |
| Automobiles | 1 |
| Aviation | 14 |
| Economy | 1 |
| Electronics | 17 |
| French | 1 |
| Geophysics | 1 |
| Information technology | 1 |
| Mining | 1 |
| Space | 13 |
| Technology | 3 |
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