学习如何在英语句子中使用 IFR。超过 1 条精选例句，附带译文。适配手机，完全免费。由 Mate 提供支持。
A VOR check ensures the aircraft's navigation equipment is accurate and reliable. It must be done every 30 days if IFR operations are being conducted.从英语翻译成西班牙语
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