When winds of force reach 10-11 in Beaufort Scale，usually we call such winds as______． A A. Hurricane B B．Breeze C C．Sto 点我阅读全文
Anticyclones are usually characterized by __. A A. dry, fair weather B B. high winds and cloudiness C C. gustiness and c 点我阅读全文
Altocumulus clouds are defined as ____. A A. high clouds B B. middle clouds C C. low clouds D D. vertical development cl 点我阅读全文
A sea breeze is a wind ____. A A. that blows towards the sea at night B B. that blows towards an island during the day C 点我阅读全文
One of the factors which affects the circulation of ocean currents is _ A A. humidity B B. varying densities of water C 点我阅读全文
A A. create large waves in the direction of the current B B. change direction on 3600 during a 24 hour period C C. remai 点我阅读全文
A A. type of cargo gear B B. instrument used in celestial navigation C C. instrument used to measure relative humidity D 点我阅读全文
A A. red line B B. Purple line C C. blue line D D. dashed blue line 答案 B. Purple line A psychrometer has two thermomete 点我阅读全文