英语词汇“ils reference datum”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	ils reference datum
释义	ILS reference datum ILS (instrument landing system) reference datum The point at a specified height that is located vertically above the intersection of the runway centerline and the threshold and through which the downward extended straight portion of the glide path passes.
随便看	a tools integration standard a tooth for a tooth a top atop atopen atopesthesia atophan atopic atopica atopic allergy atopic asthma atopic cataract atopic conjunctivitis atopic dermatitis atopic dermatitis area and severity index atopic dermatosis atopic disease atopic eczema atopic eczema dermatitis syndrome atopic hypersensitivity atopic keratoconjunctivitis atopic neurodermatitis atopic reagin atopic rhinitis atopic syndrome

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ILS reference datum