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解题方法
1 . 单叶双曲面是最受设计师青睐的结构之一,它可以用直的钢梁建造,既能减少风的阻力,又能用最少的材料来维持结构的完整.如图1,俗称小蛮腰的广州塔位于中国广州市,它的外形就是单叶双曲面,可看成是双曲线的一部分绕其虚轴旋转所形成的曲面.某市计划建造类似于广州塔的地标建筑,此地标建筑的平面图形是双曲线,如图2,最细处的直径为
,楼底的直径为![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d5ff11ca7455afdc0e5f5334af884775.png)
,楼顶直径为![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ebac2f718beefee751284d23c37dc552.png)
,最细处距楼底
,则该地标建筑的高为( )
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/26/20db13ac-7a2c-405f-b73a-aefd4ebd8795.png?resizew=180)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0efba7147f5b9ced8bc4a72f0a9fb8af.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e15e00f40396e914d1d9955bd7785f1f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d5ff11ca7455afdc0e5f5334af884775.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e15e00f40396e914d1d9955bd7785f1f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ebac2f718beefee751284d23c37dc552.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e15e00f40396e914d1d9955bd7785f1f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6b685c556cc423e4833c1dc671a134cc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e15e00f40396e914d1d9955bd7785f1f.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/26/20db13ac-7a2c-405f-b73a-aefd4ebd8795.png?resizew=180)
A.![]() ![]() | B.![]() ![]() | C.![]() ![]() | D.![]() ![]() |
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2022-11-26更新
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6卷引用:内蒙古阿拉善盟第一中学2022-2023学年高二上学期期末考试数学(理)试题