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| 飞行能见度; 空中能见度 (从驾驶舱内看前方的能见度，以轻型飞机的一般飞行高度估算) | |||
| 空中能见度 | |||
| English thesaurus | |||
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| The average range of forward visibility at any given time from the cockpit of an aircraft in flight | |||
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| 飞行能见度; 空中能见度 (从驾驶舱内看前方的能见度，以轻型飞机的一般飞行高度估算) | |||
| 空中能见度 | |||
| English thesaurus | |||
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| The average range of forward visibility at any given time from the cockpit of an aircraft in flight | |||