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| règles de vol à vue (The abbreviation "VFR" is used by pilots and controllers to indicate a type of flight plan (FP) or weather conditions) | |||
| règles de vol à vue | |||
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| règles de vol à vue | |||
| 英语 词库 | |||
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| The rules that govern the procedures for conducting flight under visual conditions | |||
| VFR | |||
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| VFR (Aviation) | |||
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visual- flight rules : 16 短语, 3 学科 |
| 林业 | 2 |
| 航空 | 5 |
| 运输 | 9 |