high ice cloud 中文意思是什麼
high ice cloud
解釋
高冰晶雲-
Condensation trails ( contrails ) are formed high in the sky where water vapour from aircraft exhaust condenses in the surrounding cold air, producing water droplets andor ice crystals. they appear as narrow, sometimes rather straight, streaks on satellite cloud images
飛機在高空航行時排出水氣,水氣被周圍的冷空氣冷凝下來,結成水點或冰晶,在高空留下了一條痕跡,稱為凝結尾跡。 -
Cirrocumulus clouds are high clouds, generally with a cloud base at above 6000 metres where the temperatures are several tens of degrees celsius below zero. they are composed of tiny ice crystals and are thin and translucent
卷積雲屬于高層雲種,雲底高度一般在6000米以上,溫度是攝氏零下數十度,雲朵全部由細小的冰晶構成,薄而透光性高,看起來有蠶絲般的光澤。
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