简写Ac,属中云族。主要由中云高度上稳定而湿润空气发生波动所形成。云体呈块状、片状或球状;云块有时分散孤立,有时聚集成群,排列成行,好象田垄或波浪;云块常呈 ...
Altocumulus
Cloud
Altocumulus is a middle-altitude cloud genus that belongs mainly to the stratocumuliform physical category characterized by globular masses or rolls in layers or patches, the individual elements being larger and darker than those of cirrocumulus... Wikipedia
Abbreviation: Ac
Altitude: 2,000–7,000 m; (7,000–23,000 ft)
Appearance: Middle-altitude Stratocumulus clouds arranged in groups or rolls. Has smaller clouds separate from each other
Classification: Family B (Medium-level)
Genus: alto-, meaning high, and cumulo-, meaning heap
Precipitation: Virga only
Species: Castellanus; Floccus; Lenticularis; Stratiformis; Volutus
高积云的云块、薄片和云层,其中大部分都是半透明的,足以显示太阳或月亮的位置。这种云类通常出现在层状云和荚状云等云种中。
高积云的碎片、薄片或云层,其中大部分是不透明的,足以完全掩盖太阳或月亮。大多数情况下,这种云种的高积云的底部是均匀的,并且它外观可细分为合并的元素是由于其上表面 ...
透光高积云(Altocumulus translucidus),形似鱼鳞的白云,一排排一列列,是强冷空气到来时出现的一种云层,预示着天气状况不稳定。透光高积云云块较薄,呈白色, ...
高积云(alto-clouds;alto-cumulus,简称Ac),属中云族,主要由中云高度上稳定而湿润空气发生波动所形成。高积云在约2500~4500米的高空(夏季,在中国南方,有时可 ...
Mar 19, 2017 · 高积云在约2500~4500米的高空(夏季,在中国南方,有时可高达8000m左右),属中云族。高积云是由微小水滴或过冷水滴与冰晶混合组成。每当日、月透过薄的 ...