Next, click Play X, then click the center square to see something like Figure 6.

接下来，点击PlayX 按钮，再点击中心格子，就可以看到如图 6 所示的画面。

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If I look at the definition of the center of mass, it's the average value of x.

由质心的定义可知，它就是x的平均值。

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SETTING: X knife Treatment Center, First Affiliated Hospital, Henan University of Science and Technology.

单位：河南科技大学第一附属医院x刀治疗中心。

youdao

SETTING: X knife Treatment Center, First Affiliated Hospital, Henan University of Science and Technology.

单位：河南科技大学第一附属医院x刀治疗中心。

youdao