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1 . 黄地绿彩云龙纹盘是收藏于中国国家博物馆的一件明代国宝级瓷器.该龙纹盘敞口,弧壁,广底,圈足.器内施白釉,外壁以黄釉为地,刻云龙纹并填绿彩,美不胜收.黄地绿彩云龙纹盘可近似看作是圆台和圆柱的组合体,其口径
,足径
,高
,其中底部圆柱高
,则黄地绿彩云龙纹盘的侧面积约为( )(附:
的值取3,
)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1aaeb477cd86aa9d07143a33fda16df0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9ed3de5a623b64ff74650fa0a745f2f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f8235c3f0deb46145b3c09a4b0076f45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e2a27a670a3cf2ea69157d39c8e9c27d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/70f5389990c3a0c5373f3bd9fb2454c9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a76d313f3950843b0a188eec2f945b95.png)
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