Thus they are not concentric.

因而他们不是同心的。

youdao

The motion transformation is not necessary coplanar, nor must it be concentric.

运动的变换不是必须共面的，也不必须是同心的。

youdao

Concentric internal rotation work did not increase in either group.

两组的同轴内部旋转都没有得到增加。

youdao

Concentric internal rotation work did not increase in either group.

两组的同轴内部旋转都没有得到增加。

youdao