| 释义 |
cen·troid AHD[sĕnʹtroid'] D.J.[ˈsenˌtrɔɪd]K.K.[ˈsɛnˌtrɔɪd]n.（名词）- See center of mass 参见 center of mass
- The point in a system of masses each of whose coordinates is a weighted mean of coordinates of the same dimension of points within the system, the weights being determined by the density function of the system.质心：质量系统内一点，其重量坐标是该系统内同维数上所有点坐标的平均值，重量由该系统的密度值决定
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