实践证明，接受不同层次和水平教育的人在国民经济活动中，会产生不同的经济效益。

It has been proved that people of different-level education play different voles in economic activities.

youdao

实践证明，接受不同层次和水平教育的人在国民经济活动中，会产生不同的经济效益。

It has been proved that people of different-level education play different voles in economic activities.

youdao