生产率高，质量好，无渣，明弧，能见度高；
Work in high efficiency with good welding quality. No slag, opened arc and high visibility;
它提供了一个高水平的室内亮度，能见度高，并以压倒性的空间感。
It offers a high level of interior brightness, improved visibility and an overwhelming feeling of space.
光学厚度小于0.1意味着是能见度高的晴天；1或者以上则意味着烟雾天气。
An optical thickness of less than 0.1 indicates a clear sky with maximum visibility; a value of 1 or above indicates very hazy conditions.
通知你，一架飞机降落并报告，云高80米，能见度1公里，你的意图是什么？
FYI, one aircraft has landed and reported cloud base 80m, visibility 1km. What is your intention?
通知你，一架飞机降落并报告，云高80米，能见度1公里，你的意图是什么？
FYI, one aircraft has landed and reported cloud base 80m, visibility 1km. What is your intention?
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