图1为世界某区域示意图,图2为图1中甲城市的气温和降水量统计图。完成下面小题。
1.图1中AB线是( )
A.北极圈 | B.南极圈 | C.北回归线 | D.南回归线 |
A. | B. |
C. | D. |
A.南非 | B.日本 | C.挪威 | D.巴西 |
①降水稀少②光热不足③平原狭小④地处低纬
A.①② | B.②③ | C.③④ | D.①④ |
同类型试题
y = sin x, x∈R, y∈[–1,1],周期为2π,函数图像以 x = (π/2) + kπ 为对称轴
y = arcsin x, x∈[–1,1], y∈[–π/2,π/2]
sin x = 0 ←→ arcsin x = 0
sin x = 1/2 ←→ arcsin x = π/6
sin x = √2/2 ←→ arcsin x = π/4
sin x = 1 ←→ arcsin x = π/2
y = sin x, x∈R, y∈[–1,1],周期为2π,函数图像以 x = (π/2) + kπ 为对称轴
y = arcsin x, x∈[–1,1], y∈[–π/2,π/2]
sin x = 0 ←→ arcsin x = 0
sin x = 1/2 ←→ arcsin x = π/6
sin x = √2/2 ←→ arcsin x = π/4
sin x = 1 ←→ arcsin x = π/2