![](http://static.xuejinqu.com/qimg/bb4/bb415297650285bb9015d41e56fe76f1.png)
(1)图中三峡水利工程位于_______ 基地(填写字母),该地区水能资源极为丰富的原因是_______________________。
(2)由B.C.D.E地区输往甲、乙、丙地区的输电工程被称为_________工程。
(3)此图反映出我国能源生产与能源消费的分布特点是____________________。为缓解我国能源供应紧张问题,除建设上述大型能源工程外,你认为还可以采取哪些主要措施? _____。
![](http://static.xuejinqu.com/images/y-prise.png)
同类型试题
![](http://static.xuejinqu.com/images/medal.png)
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
![](http://static.xuejinqu.com/images/avatar.png)
![](http://static.xuejinqu.com/images/avatar.png)
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
![](http://static.xuejinqu.com/images/avatar.png)
![](http://static.xuejinqu.com/images/avatar.png)