... bad visibility 不良可见度,不良能见... specific visibility 比视度 visibility point 明显的位置 ...
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very bad visibility 很坏能见度
The pilot reported bad visibility over the airport .
飞行员向机场报告能见度很低。
When there is wind, rain and snow, fog, lightning etc. Bad weather or bad visibility, should avoid operation, so as to avoid accidents.
遇有大风、雨雪、雾霾、雷电等恶劣天气或视线不良时,应避免作业,以免发生意外。
Aiming at the safety requirement for the traffic and transportation under bad visibility weather, a lidar visibility meter is designed to measure the horizontal and slant visibility.
针对不良能见度天气下的交通运输安全需求,设计了一台可用于水平及斜程能见度测量的激光雷达能见度仪。
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