1.图中影视城是我国著名的电影电视拍摄基地,该基地的外景景观特色是
A.林海雪原 | B.奇山秀水 |
C.椰风海韵 | D.大漠孤烟 |
A.城市化水平高 | B.城市南多北少 |
C.处于逆城市化阶段 | D.城市沿河分布明显 |
A.固原 | B.中卫 |
C.银川 | D.石嘴山 |
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