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中距指点标; 中点指点标设在离跑道起点1060米处; 〔客〕中间指点标 | |||
中指标点 | |||
中指点标; 中指标点 (机场); 中点指标 | |||
English thesaurus | |||
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A marker beacon that defines a point along the glide path GP of an instrument landing system ILS normally located at or near the point of decision height (DH) | |||
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MM |
middle marker : 9 phrases in 2 subjects |
Aviation | 8 |
Technology | 1 |