accessory cloud造句

• The World Meteorological Organization classifies most accessory clouds as " supplementary features ".
• Supplementary features and accessory clouds are not further subdivisions of cloud types below the species and variety level.
• They occur in highly unstable air and often have complex structures that include cirriform tops and multiple accessory clouds.
• Nimbostratus pannus is an accessory cloud of nimbostratus that forms as a ragged layer in precipitation below the main cloud deck.
• Stratus clouds don't produce accessory clouds, but a supplementary feature "'praecipitatio "'is derived from Latin, which means " precipitation ".
• After the pannus types, the remaining accessory clouds comprise formations that are associated mainly with upward-growing cumuliform and cumulonimbiform clouds of free convection . " Pileus " is a cap cloud that can form over a cumulonimbus or large cumulus cloud, whereas a " velum " feature is a thin horizontal sheet that sometimes forms like an apron around the middle or in front of the parent cloud.
• However, he also proposed and had accepted by the permanent committee of the International Meteorological Organization ( IMO ), a forerunner of the present-day World Meteorological Organization ( WMO ), the designation of a new free-convective vertical or multi-閠age genus type, cumulonimbus ( heaped rain cloud ), which would be distinct from cumulus and nimbus and identifiable by its often very complex structure ( frequently including a cirriform top and what are now recognized as multiple accessory clouds ), and its ability to produce thunder.