质能中心
Eneroth Center of Mass 让您找到所选实体的质心。
从 **Extensions > Eneroth Center of Mass** 激活。
[GitHub](https://github.com/Eneroth3/Eneroth-Center-of-Mass) 提供源代码。
作者:Eneroth3
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Eneroth Center of Mass lets you find the center of mass for the selected entities.
Activated from **Extensions > Eneroth Center of Mass**.
Source code available at [GitHub](https://github.com/Eneroth3/Eneroth-Center-of-Mass).