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| 操作检查 | |||
| 行动准备状态的检查 | |||
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operational inspection : 15 phrases in 8 subjects |
| Aviation | 2 |
| Business | 1 |
| Electronics | 1 |
| General | 3 |
| Military | 1 |
| Space | 2 |
| Technology | 1 |
| United Nations | 4 |
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