Cumulonimbus clouds are most likely to accompany a(n) ______.
A.high pressure system
B.cold front
C.warm front
D.occluded front
第1题:
In many areas "atoll" clouds (clouds of vertical development) are produced over small islands. These are the result of ______.
A.rising air currents produced by the warm islands
B.warm air from the sea rising over higher land areas
C.cool land air mixing with warm sea air
D.descending air over the islands
第2题:
第3题:
第4题:
High clouds, composed of small white flakes or scaly globular masses, and often banded together to form a mackerel sky, would be classified as ______.
A.cirrus
B.cirrocumulus
C.altostratus
D.Cumulonimbus
第5题:
第6题:
对于环境已经恶化的区域,更适合采用()制定指标 For regions where the environment has been deteriorated, it is more appropriate to adopt () for indicator settlement
A.pressure-state-response框架 The pressure-state-response framework
B.state-pressure-response框架 The state-pressure-response framework
C.response-pressure-state框架 The response-pressure-state framework
D.response-state-pressure框架 The response-state-pressure framework