1.台湾岛大部分河流
A.自西向东注入太平洋 | B.自东向西注入台湾海峡 |
C.自南向北注入东海 | D.自北向南注入南海 |
A.南高北低,四周高中间低 |
B.南高北低,中间高四周低 |
C.北高南低,四周高中间低 |
D.北高南低,中间高四周低 |
A.地势和海陆 | B.纬度和地势 |
C.海陆和河流 | D.纬度和河流 |
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