1.该地气候特征是
A.全年气温很高,分为雨旱两季 | B.冬季温和夏季高温,分雨早两季 |
C.冬季寒冷干燥,夏季炎热多雨 | D.冬季温和少雨,夏季炎热干燥 |
A.北京 | B.上海 | C.香港 | D.重庆 |
A.春旱 | B.夏旱 | C.秋旱 | D.冬旱 |
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