⑴图中A、B两处,适合攀岩的是______处;适合漂流的是________处。①河段小河的流向大致为____________________________。
⑵该地区最高海拔为______米。图上测得甲、乙两地的直线距离约为1厘米,若要在两地间修建缆车,已知比例尺为,则缆车线路长度至少________千米。
⑶结合右图,判断左图中C、D两山坡更适合修梯田的是________坡,此地适宜种植的粮食作物是____________。
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