()与高气压区相对应,在北半球时从其中心吹向外的气流呈()偏转。
A.气旋,逆时针;
B.气旋,顺时针;
C.反气旋,逆时针;
D.反气旋,顺时针
参考答案:D
读短文,写出正确的国家。
I'm dreaming to visit the U. S., Canada, the U. K. and Australia. My plane is flying to the west from Beijing.
So the first country I will visit is ____________. Then my plane is still flying to the west. I can see beautiful
Rocky Mountains on the plane. Now I arrive in ____________. Then I arrive in ____________, the president
Obama meets me at the airport. At last, I land on ____________'s land. Many kangaroos are around me. I'm
glad to see them.
根据如图反应模拟图回答:
(1)请用符号表示A示的微观意义 ;
(2)请写出此反应的方程式 ;