英语词汇“practice instrument approach”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典-现代词典

单词	practice instrument approach
释义	practice instrument approach practice instrument approach An instrument approach procedure conducted by either a VFR (visual flight rules) or an IFR (instrument flight rules) aircraft for the purpose of training pilots or demonstrating proficiency.
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