| 新的计算旋转体体积原理 |
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| 引用本文： | 刘丽红,王喜林. 新的计算旋转体体积原理[J]. 平原大学学报, 2009, 0(3) |
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| 作者姓名： | 刘丽红 王喜林 |
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| 作者单位： | 吉林农业大学信息技术学院数学系; |
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| 摘 要： | 讨论了应用定积分和二重积分的知识计算旋转体体积的新方法,并根据理论需要提出了面积矩和面心的概念。
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| 关 键 词： | 旋转体 体积 面积矩 面心 |
A New Principle for Calculating the Volume of Rotating Body |
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| LIU Li-hong,WANG Xi-lin. A New Principle for Calculating the Volume of Rotating Body[J]. Journal of Pingyuan University, 2009, 0(3) |
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| Authors: | LIU Li-hong WANG Xi-lin |
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| Affiliation: | Department of Mathematics of Information Technology College;Jilin Agricultural University;Changchun 130118;China |
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| Abstract: | In this paper,a new method for calculating the volume of rotating body is proposed by making use of definite integral and double definite integral.At the same time,the area moment and the area center are brought forward According to the theory needs. |
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| Keywords: | rotating body volume area moment area center |
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