1 . 如图,下列四个几何体中,它们的三视图(正视图、侧视图、俯视图)有且仅有两个相同的是
![](https://img.xkw.com/dksih/QBM/2018/1/23/1866477299056640/1867086933385216/STEM/af83fa6c273f42aaa549f73d5ac27f26.png?resizew=115)
①棱长为
的正方体 ②底面直径和高均为
的圆柱 ③底面直径和高为
的圆锥 ④长、宽、高分别为
、
、
的长方体
![](https://img.xkw.com/dksih/QBM/2018/1/23/1866477299056640/1867086933385216/STEM/eaa494a402c24d5ea3970ea3e592c2f0.png?resizew=113)
![](https://img.xkw.com/dksih/QBM/2018/1/23/1866477299056640/1867086933385216/STEM/9b9e58e5bf984ffabb7805a2dfecb943.png?resizew=103)
![](https://img.xkw.com/dksih/QBM/2018/1/23/1866477299056640/1867086933385216/STEM/eb1001d7fa24444382baeb9b7578a94b.png?resizew=116)
![](https://img.xkw.com/dksih/QBM/2018/1/23/1866477299056640/1867086933385216/STEM/af83fa6c273f42aaa549f73d5ac27f26.png?resizew=115)
①棱长为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/61128ab996360a038e6e64d82fcba004.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/61128ab996360a038e6e64d82fcba004.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/61128ab996360a038e6e64d82fcba004.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/61128ab996360a038e6e64d82fcba004.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ca7d1107389675d32b56ec097464c14.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b8860d9787671b53b1ab68b3d526f5ca.png)
A.①② | B.①③ | C.①④ | D.②③ |
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A.①② | B.①③ | C.①④ | D.②③ |